./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 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/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/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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-?-8fc3dc6-m [2025-03-17 08:10:03,068 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 08:10:03,126 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-17 08:10:03,132 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 08:10:03,132 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 08:10:03,151 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 08:10:03,152 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 08:10:03,153 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 08:10:03,153 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 08:10:03,153 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 08:10:03,153 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 08:10:03,154 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 08:10:03,154 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 08:10:03,154 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 08:10:03,154 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 08:10:03,155 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 08:10:03,155 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 08:10:03,155 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 08:10:03,155 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 08:10:03,155 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 08:10:03,155 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 08:10:03,155 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 08:10:03,155 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 08:10:03,155 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 08:10:03,155 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 08:10:03,155 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 08:10:03,155 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 08:10:03,155 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 08:10:03,155 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 08:10:03,155 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 08:10:03,155 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 08:10:03,155 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 08:10:03,155 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 08:10:03,155 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 08:10:03,155 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 08:10:03,155 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 08:10:03,156 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 08:10:03,156 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 08:10:03,156 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 08:10:03,156 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 08:10:03,156 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/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 [2025-03-17 08:10:03,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 08:10:03,383 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 08:10:03,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 08:10:03,385 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 08:10:03,386 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 08:10:03,387 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i [2025-03-17 08:10:04,630 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2dfb0ea3/85f0546b3957494598496f595cfdf774/FLAG9fe6c1f43 [2025-03-17 08:10:05,085 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 08:10:05,086 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i [2025-03-17 08:10:05,109 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2dfb0ea3/85f0546b3957494598496f595cfdf774/FLAG9fe6c1f43 [2025-03-17 08:10:05,206 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2dfb0ea3/85f0546b3957494598496f595cfdf774 [2025-03-17 08:10:05,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 08:10:05,210 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 08:10:05,211 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 08:10:05,211 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 08:10:05,214 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 08:10:05,214 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 08:10:05" (1/1) ... [2025-03-17 08:10:05,216 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@338fa27a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:10:05, skipping insertion in model container [2025-03-17 08:10:05,216 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 08:10:05" (1/1) ... [2025-03-17 08:10:05,272 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 08:10:06,014 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i[131416,131429] [2025-03-17 08:10:06,078 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 08:10:06,099 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 08:10:06,266 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i[131416,131429] [2025-03-17 08:10:06,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 08:10:06,306 INFO L204 MainTranslator]: Completed translation [2025-03-17 08:10:06,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:10:06 WrapperNode [2025-03-17 08:10:06,307 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 08:10:06,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 08:10:06,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 08:10:06,309 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 08:10:06,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:10:06" (1/1) ... [2025-03-17 08:10:06,344 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:10:06" (1/1) ... [2025-03-17 08:10:06,406 INFO L138 Inliner]: procedures = 108, calls = 867, calls flagged for inlining = 44, calls inlined = 34, statements flattened = 1912 [2025-03-17 08:10:06,407 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 08:10:06,408 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 08:10:06,408 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 08:10:06,408 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 08:10:06,414 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:10:06" (1/1) ... [2025-03-17 08:10:06,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:10:06" (1/1) ... [2025-03-17 08:10:06,434 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:10:06" (1/1) ... [2025-03-17 08:10:06,525 INFO L175 MemorySlicer]: Split 395 memory accesses to 20 slices as follows [2, 4, 42, 6, 6, 9, 7, 6, 8, 8, 8, 14, 172, 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, 6, 6, 0, 7, 6, 8, 8, 8, 14, 6, 2, 8, 0, 0, 4, 4, 0]. The 184 writes are split as follows [0, 0, 42, 0, 0, 9, 0, 0, 0, 0, 0, 0, 50, 0, 0, 24, 26, 0, 0, 33]. [2025-03-17 08:10:06,526 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:10:06" (1/1) ... [2025-03-17 08:10:06,526 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:10:06" (1/1) ... [2025-03-17 08:10:06,594 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:10:06" (1/1) ... [2025-03-17 08:10:06,597 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:10:06" (1/1) ... [2025-03-17 08:10:06,613 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:10:06" (1/1) ... [2025-03-17 08:10:06,623 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:10:06" (1/1) ... [2025-03-17 08:10:06,639 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 08:10:06,640 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 08:10:06,641 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 08:10:06,641 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 08:10:06,642 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:10:06" (1/1) ... [2025-03-17 08:10:06,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 08:10:06,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 08:10:06,668 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-17 08:10:06,673 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-17 08:10:06,687 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2025-03-17 08:10:06,687 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2025-03-17 08:10:06,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-17 08:10:06,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-17 08:10:06,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-17 08:10:06,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-17 08:10:06,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-17 08:10:06,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-17 08:10:06,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-17 08:10:06,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-17 08:10:06,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-17 08:10:06,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-17 08:10:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-17 08:10:06,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2025-03-17 08:10:06,689 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-03-17 08:10:06,689 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-17 08:10:06,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-17 08:10:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-17 08:10:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-17 08:10:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-17 08:10:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-17 08:10:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-17 08:10:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-17 08:10:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-17 08:10:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-17 08:10:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-17 08:10:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-17 08:10:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-17 08:10:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-17 08:10:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-17 08:10:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-17 08:10:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-17 08:10:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-17 08:10:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-17 08:10:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-17 08:10:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-03-17 08:10:06,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2025-03-17 08:10:06,691 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2025-03-17 08:10:06,691 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2025-03-17 08:10:06,691 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure edac_mc_free [2025-03-17 08:10:06,691 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_mc_free [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-17 08:10:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-17 08:10:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-17 08:10:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-17 08:10:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-17 08:10:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-17 08:10:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-17 08:10:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-17 08:10:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-17 08:10:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-17 08:10:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-17 08:10:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-17 08:10:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-17 08:10:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-17 08:10:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-17 08:10:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-17 08:10:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-17 08:10:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-17 08:10:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-17 08:10:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2025-03-17 08:10:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_put_devices [2025-03-17 08:10:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_put_devices [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-17 08:10:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-17 08:10:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-17 08:10:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-17 08:10:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-17 08:10:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-17 08:10:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-17 08:10:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 08:10:06,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 08:10:06,982 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 08:10:06,983 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 08:10:07,040 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4911: havoc pci_bus_write_config_dword_#t~nondet425#1; [2025-03-17 08:10:07,068 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3303: havoc ~res~0#1.base, ~res~0#1.offset; [2025-03-17 08:10:07,084 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4907: havoc pci_bus_read_config_word_#t~nondet424#1; [2025-03-17 08:10:07,113 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3243: havoc kobject_name_#t~mem10#1.base, kobject_name_#t~mem10#1.offset; [2025-03-17 08:10:07,113 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3251: havoc dev_name_#t~mem12#1.base, dev_name_#t~mem12#1.offset; [2025-03-17 08:10:07,134 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4903: havoc pci_bus_read_config_dword_#t~nondet423#1; [2025-03-17 08:10:07,141 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4921: havoc #t~ret427.base, #t~ret427.offset; [2025-03-17 08:10:07,164 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4928: havoc #t~nondet428; [2025-03-17 08:10:12,477 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4863: havoc __pci_register_driver_#t~nondet416#1; [2025-03-17 08:10:12,478 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3313: havoc __kmalloc_#t~ret48#1.base, __kmalloc_#t~ret48#1.offset; [2025-03-17 08:10:12,478 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4867: havoc edac_mc_add_mc_#t~nondet417#1; [2025-03-17 08:10:12,478 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4870: havoc edac_mc_alloc_#t~ret418#1.base, edac_mc_alloc_#t~ret418#1.offset; [2025-03-17 08:10:12,478 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4873: havoc edac_mc_del_mc_#t~ret419#1.base, edac_mc_del_mc_#t~ret419#1.offset; [2025-03-17 08:10:12,478 INFO L1322 $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; [2025-03-17 08:10:12,478 INFO L1322 $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; [2025-03-17 08:10:12,478 INFO L1322 $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; [2025-03-17 08:10:12,478 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4918: havoc pci_enable_device_#t~nondet426#1; [2025-03-17 08:10:12,479 INFO L1322 $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; [2025-03-17 08:10:12,600 INFO L? ?]: Removed 475 outVars from TransFormulas that were not future-live. [2025-03-17 08:10:12,600 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 08:10:12,646 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 08:10:12,646 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 08:10:12,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 08:10:12 BoogieIcfgContainer [2025-03-17 08:10:12,646 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 08:10:12,648 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 08:10:12,648 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 08:10:12,652 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 08:10:12,652 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 08:10:05" (1/3) ... [2025-03-17 08:10:12,652 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c89b1bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 08:10:12, skipping insertion in model container [2025-03-17 08:10:12,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:10:06" (2/3) ... [2025-03-17 08:10:12,653 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c89b1bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 08:10:12, skipping insertion in model container [2025-03-17 08:10:12,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 08:10:12" (3/3) ... [2025-03-17 08:10:12,654 INFO L128 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i [2025-03-17 08:10:12,664 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 08:10:12,665 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, 474 locations, 1 initial locations, 6 loop locations, and 1 error locations. [2025-03-17 08:10:12,741 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 08:10:12,752 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;@5274e888, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 08:10:12,752 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 08:10:12,757 INFO L276 IsEmpty]: Start isEmpty. Operand has 474 states, 372 states have (on average 1.4408602150537635) internal successors, (536), 378 states have internal predecessors, (536), 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) [2025-03-17 08:10:12,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2025-03-17 08:10:12,767 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 08:10:12,768 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 08:10:12,768 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 08:10:12,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 08:10:12,773 INFO L85 PathProgramCache]: Analyzing trace with hash -85164964, now seen corresponding path program 1 times [2025-03-17 08:10:12,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 08:10:12,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159402422] [2025-03-17 08:10:12,780 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 08:10:12,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 08:10:14,196 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-03-17 08:10:14,386 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-03-17 08:10:14,387 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 08:10:14,387 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 08:10:14,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 08:10:14,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 08:10:14,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159402422] [2025-03-17 08:10:14,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1159402422] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 08:10:14,945 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 08:10:14,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 08:10:14,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331727549] [2025-03-17 08:10:14,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 08:10:14,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 08:10:14,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 08:10:14,973 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 08:10:14,974 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 08:10:14,980 INFO L87 Difference]: Start difference. First operand has 474 states, 372 states have (on average 1.4408602150537635) internal successors, (536), 378 states have internal predecessors, (536), 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 4.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2025-03-17 08:10:15,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 08:10:15,461 INFO L93 Difference]: Finished difference Result 1386 states and 2104 transitions. [2025-03-17 08:10:15,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 08:10:15,464 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 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 13 [2025-03-17 08:10:15,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 08:10:15,481 INFO L225 Difference]: With dead ends: 1386 [2025-03-17 08:10:15,481 INFO L226 Difference]: Without dead ends: 910 [2025-03-17 08:10:15,488 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 08:10:15,492 INFO L435 NwaCegarLoop]: 686 mSDtfsCounter, 676 mSDsluCounter, 657 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 676 SdHoareTripleChecker+Valid, 1343 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-17 08:10:15,495 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [676 Valid, 1343 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-17 08:10:15,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 910 states. [2025-03-17 08:10:15,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 910 to 910. [2025-03-17 08:10:15,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 910 states, 716 states have (on average 1.4329608938547487) internal successors, (1026), 722 states have internal predecessors, (1026), 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) [2025-03-17 08:10:15,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 910 states and 1365 transitions. [2025-03-17 08:10:15,609 INFO L78 Accepts]: Start accepts. Automaton has 910 states and 1365 transitions. Word has length 13 [2025-03-17 08:10:15,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 08:10:15,609 INFO L471 AbstractCegarLoop]: Abstraction has 910 states and 1365 transitions. [2025-03-17 08:10:15,610 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2025-03-17 08:10:15,610 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1365 transitions. [2025-03-17 08:10:15,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2025-03-17 08:10:15,612 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 08:10:15,612 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] [2025-03-17 08:10:15,612 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-17 08:10:15,613 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 08:10:15,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 08:10:15,614 INFO L85 PathProgramCache]: Analyzing trace with hash -1169953017, now seen corresponding path program 1 times [2025-03-17 08:10:15,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 08:10:15,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076727939] [2025-03-17 08:10:15,614 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 08:10:15,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 08:10:16,711 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 23 statements into 1 equivalence classes. [2025-03-17 08:10:16,764 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 23 of 23 statements. [2025-03-17 08:10:16,766 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 08:10:16,766 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 08:10:17,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 08:10:17,100 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 08:10:17,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076727939] [2025-03-17 08:10:17,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076727939] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 08:10:17,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 08:10:17,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 08:10:17,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526897797] [2025-03-17 08:10:17,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 08:10:17,102 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 08:10:17,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 08:10:17,103 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 08:10:17,103 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 08:10:17,103 INFO L87 Difference]: Start difference. First operand 910 states and 1365 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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) [2025-03-17 08:10:17,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 08:10:17,530 INFO L93 Difference]: Finished difference Result 1830 states and 2742 transitions. [2025-03-17 08:10:17,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 08:10:17,531 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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 23 [2025-03-17 08:10:17,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 08:10:17,538 INFO L225 Difference]: With dead ends: 1830 [2025-03-17 08:10:17,538 INFO L226 Difference]: Without dead ends: 921 [2025-03-17 08:10:17,540 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-17 08:10:17,542 INFO L435 NwaCegarLoop]: 691 mSDtfsCounter, 698 mSDsluCounter, 698 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 698 SdHoareTripleChecker+Valid, 1389 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-17 08:10:17,544 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [698 Valid, 1389 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-17 08:10:17,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 921 states. [2025-03-17 08:10:17,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 921 to 912. [2025-03-17 08:10:17,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 912 states, 718 states have (on average 1.4303621169916434) internal successors, (1027), 724 states have internal predecessors, (1027), 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) [2025-03-17 08:10:17,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 912 states and 1366 transitions. [2025-03-17 08:10:17,589 INFO L78 Accepts]: Start accepts. Automaton has 912 states and 1366 transitions. Word has length 23 [2025-03-17 08:10:17,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 08:10:17,589 INFO L471 AbstractCegarLoop]: Abstraction has 912 states and 1366 transitions. [2025-03-17 08:10:17,589 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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) [2025-03-17 08:10:17,589 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1366 transitions. [2025-03-17 08:10:17,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2025-03-17 08:10:17,590 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 08:10:17,590 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] [2025-03-17 08:10:17,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-17 08:10:17,591 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 08:10:17,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 08:10:17,592 INFO L85 PathProgramCache]: Analyzing trace with hash 601486469, now seen corresponding path program 1 times [2025-03-17 08:10:17,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 08:10:17,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901375593] [2025-03-17 08:10:17,594 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 08:10:17,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 08:10:18,826 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 23 statements into 1 equivalence classes. [2025-03-17 08:10:18,867 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 23 of 23 statements. [2025-03-17 08:10:18,867 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 08:10:18,867 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 08:10:19,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 08:10:19,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 08:10:19,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901375593] [2025-03-17 08:10:19,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901375593] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 08:10:19,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 08:10:19,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 08:10:19,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165113801] [2025-03-17 08:10:19,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 08:10:19,027 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 08:10:19,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 08:10:19,028 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 08:10:19,028 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 08:10:19,028 INFO L87 Difference]: Start difference. First operand 912 states and 1366 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 1 states have call successors, (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) [2025-03-17 08:10:19,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 08:10:19,149 INFO L93 Difference]: Finished difference Result 914 states and 1367 transitions. [2025-03-17 08:10:19,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 08:10:19,150 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 1 states have call successors, (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 23 [2025-03-17 08:10:19,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 08:10:19,155 INFO L225 Difference]: With dead ends: 914 [2025-03-17 08:10:19,155 INFO L226 Difference]: Without dead ends: 911 [2025-03-17 08:10:19,156 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 08:10:19,156 INFO L435 NwaCegarLoop]: 681 mSDtfsCounter, 681 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 681 SdHoareTripleChecker+Valid, 681 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-17 08:10:19,157 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [681 Valid, 681 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-17 08:10:19,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 911 states. [2025-03-17 08:10:19,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 911 to 911. [2025-03-17 08:10:19,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 911 states, 718 states have (on average 1.4289693593314763) internal successors, (1026), 723 states have internal predecessors, (1026), 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) [2025-03-17 08:10:19,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 911 states and 1364 transitions. [2025-03-17 08:10:19,191 INFO L78 Accepts]: Start accepts. Automaton has 911 states and 1364 transitions. Word has length 23 [2025-03-17 08:10:19,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 08:10:19,192 INFO L471 AbstractCegarLoop]: Abstraction has 911 states and 1364 transitions. [2025-03-17 08:10:19,192 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 1 states have call successors, (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) [2025-03-17 08:10:19,192 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1364 transitions. [2025-03-17 08:10:19,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2025-03-17 08:10:19,195 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 08:10:19,195 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] [2025-03-17 08:10:19,195 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-17 08:10:19,195 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 08:10:19,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 08:10:19,195 INFO L85 PathProgramCache]: Analyzing trace with hash 1465509815, now seen corresponding path program 1 times [2025-03-17 08:10:19,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 08:10:19,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753324479] [2025-03-17 08:10:19,196 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 08:10:19,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 08:10:20,115 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-03-17 08:10:20,167 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-03-17 08:10:20,167 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 08:10:20,171 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 08:10:20,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 08:10:20,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 08:10:20,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753324479] [2025-03-17 08:10:20,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753324479] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 08:10:20,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 08:10:20,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 08:10:20,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905603494] [2025-03-17 08:10:20,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 08:10:20,441 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 08:10:20,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 08:10:20,442 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 08:10:20,442 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 08:10:20,442 INFO L87 Difference]: Start difference. First operand 911 states and 1364 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 08:10:20,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 08:10:20,625 INFO L93 Difference]: Finished difference Result 913 states and 1365 transitions. [2025-03-17 08:10:20,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 08:10:20,626 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2025-03-17 08:10:20,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 08:10:20,631 INFO L225 Difference]: With dead ends: 913 [2025-03-17 08:10:20,633 INFO L226 Difference]: Without dead ends: 910 [2025-03-17 08:10:20,635 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 08:10:20,636 INFO L435 NwaCegarLoop]: 679 mSDtfsCounter, 678 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 678 SdHoareTripleChecker+Valid, 679 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-17 08:10:20,636 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [678 Valid, 679 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-17 08:10:20,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 910 states. [2025-03-17 08:10:20,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 910 to 910. [2025-03-17 08:10:20,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 910 states, 718 states have (on average 1.4275766016713092) internal successors, (1025), 722 states have internal predecessors, (1025), 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) [2025-03-17 08:10:20,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 910 states and 1362 transitions. [2025-03-17 08:10:20,680 INFO L78 Accepts]: Start accepts. Automaton has 910 states and 1362 transitions. Word has length 24 [2025-03-17 08:10:20,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 08:10:20,680 INFO L471 AbstractCegarLoop]: Abstraction has 910 states and 1362 transitions. [2025-03-17 08:10:20,681 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 08:10:20,681 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1362 transitions. [2025-03-17 08:10:20,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2025-03-17 08:10:20,682 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 08:10:20,682 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] [2025-03-17 08:10:20,682 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-17 08:10:20,682 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 08:10:20,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 08:10:20,683 INFO L85 PathProgramCache]: Analyzing trace with hash -1814538554, now seen corresponding path program 1 times [2025-03-17 08:10:20,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 08:10:20,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016053577] [2025-03-17 08:10:20,683 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 08:10:20,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 08:10:21,869 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 25 statements into 1 equivalence classes. [2025-03-17 08:10:21,938 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 25 of 25 statements. [2025-03-17 08:10:21,938 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 08:10:21,938 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 08:10:22,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 08:10:22,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 08:10:22,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016053577] [2025-03-17 08:10:22,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016053577] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 08:10:22,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 08:10:22,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 08:10:22,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707791827] [2025-03-17 08:10:22,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 08:10:22,174 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 08:10:22,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 08:10:22,174 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 08:10:22,174 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 08:10:22,175 INFO L87 Difference]: Start difference. First operand 910 states and 1362 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 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) [2025-03-17 08:10:22,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 08:10:22,341 INFO L93 Difference]: Finished difference Result 910 states and 1362 transitions. [2025-03-17 08:10:22,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 08:10:22,341 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 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 25 [2025-03-17 08:10:22,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 08:10:22,342 INFO L225 Difference]: With dead ends: 910 [2025-03-17 08:10:22,343 INFO L226 Difference]: Without dead ends: 0 [2025-03-17 08:10:22,345 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 08:10:22,345 INFO L435 NwaCegarLoop]: 677 mSDtfsCounter, 674 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 674 SdHoareTripleChecker+Valid, 677 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-17 08:10:22,346 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [674 Valid, 677 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-17 08:10:22,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-03-17 08:10:22,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-03-17 08:10:22,348 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) [2025-03-17 08:10:22,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-03-17 08:10:22,348 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2025-03-17 08:10:22,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 08:10:22,349 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-17 08:10:22,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 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) [2025-03-17 08:10:22,349 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-03-17 08:10:22,349 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-03-17 08:10:22,351 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-17 08:10:22,352 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-17 08:10:22,354 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2025-03-17 08:10:22,355 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-03-17 08:10:36,372 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-17 08:10:36,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.03 08:10:36 BoogieIcfgContainer [2025-03-17 08:10:36,387 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-17 08:10:36,388 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-17 08:10:36,388 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-17 08:10:36,388 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-17 08:10:36,390 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 08:10:12" (3/4) ... [2025-03-17 08:10:36,391 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-03-17 08:10:36,396 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure pci_write_config_dword [2025-03-17 08:10:36,396 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure pci_read_config_word [2025-03-17 08:10:36,396 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure kfree [2025-03-17 08:10:36,396 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure i7300_put_devices [2025-03-17 08:10:36,396 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure printk [2025-03-17 08:10:36,396 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure pci_read_config_dword [2025-03-17 08:10:36,396 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2025-03-17 08:10:36,396 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_error [2025-03-17 08:10:36,397 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure pci_name [2025-03-17 08:10:36,397 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure pci_dev_put [2025-03-17 08:10:36,397 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure pci_get_device [2025-03-17 08:10:36,397 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure edac_mc_free [2025-03-17 08:10:36,422 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 201 nodes and edges [2025-03-17 08:10:36,425 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 88 nodes and edges [2025-03-17 08:10:36,427 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2025-03-17 08:10:36,428 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2025-03-17 08:10:36,430 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2025-03-17 08:10:36,431 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-03-17 08:10:36,433 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-03-17 08:10:36,434 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-17 08:10:36,436 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-17 08:10:36,612 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-17 08:10:36,612 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-17 08:10:36,612 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-17 08:10:36,614 INFO L158 Benchmark]: Toolchain (without parser) took 31403.58ms. Allocated memory was 142.6MB in the beginning and 1.1GB in the end (delta: 922.7MB). Free memory was 105.6MB in the beginning and 499.1MB in the end (delta: -393.5MB). Peak memory consumption was 522.6MB. Max. memory is 16.1GB. [2025-03-17 08:10:36,614 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 201.3MB. Free memory is still 127.6MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 08:10:36,615 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1097.04ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 79.3MB in the end (delta: 26.2MB). Peak memory consumption was 83.3MB. Max. memory is 16.1GB. [2025-03-17 08:10:36,615 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.13ms. Allocated memory is still 142.6MB. Free memory was 79.3MB in the beginning and 68.2MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 08:10:36,615 INFO L158 Benchmark]: Boogie Preprocessor took 231.78ms. Allocated memory is still 142.6MB. Free memory was 68.2MB in the beginning and 92.7MB in the end (delta: -24.5MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2025-03-17 08:10:36,615 INFO L158 Benchmark]: IcfgBuilder took 6006.32ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 92.7MB in the beginning and 172.5MB in the end (delta: -79.8MB). Peak memory consumption was 118.4MB. Max. memory is 16.1GB. [2025-03-17 08:10:36,616 INFO L158 Benchmark]: TraceAbstraction took 23739.10ms. Allocated memory was 327.2MB in the beginning and 1.1GB in the end (delta: 738.2MB). Free memory was 172.5MB in the beginning and 528.2MB in the end (delta: -355.7MB). Peak memory consumption was 378.9MB. Max. memory is 16.1GB. [2025-03-17 08:10:36,616 INFO L158 Benchmark]: Witness Printer took 224.89ms. Allocated memory is still 1.1GB. Free memory was 528.2MB in the beginning and 499.1MB in the end (delta: 29.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-17 08:10:36,617 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 201.3MB. Free memory is still 127.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1097.04ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 79.3MB in the end (delta: 26.2MB). Peak memory consumption was 83.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.13ms. Allocated memory is still 142.6MB. Free memory was 79.3MB in the beginning and 68.2MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 231.78ms. Allocated memory is still 142.6MB. Free memory was 68.2MB in the beginning and 92.7MB in the end (delta: -24.5MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. * IcfgBuilder took 6006.32ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 92.7MB in the beginning and 172.5MB in the end (delta: -79.8MB). Peak memory consumption was 118.4MB. Max. memory is 16.1GB. * TraceAbstraction took 23739.10ms. Allocated memory was 327.2MB in the beginning and 1.1GB in the end (delta: 738.2MB). Free memory was 172.5MB in the beginning and 528.2MB in the end (delta: -355.7MB). Peak memory consumption was 378.9MB. Max. memory is 16.1GB. * Witness Printer took 224.89ms. Allocated memory is still 1.1GB. Free memory was 528.2MB in the beginning and 499.1MB in the end (delta: 29.1MB). 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, 474 locations, 800 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.6s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3407 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3407 mSDsluCounter, 4769 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1355 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 158 IncrementalHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 3414 mSDtfsCounter, 158 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=912occurred in iteration=2, InterpolantAutomatonStates: 16, 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, 1.5s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 103 ConstructedInterpolants, 0 QuantifiedInterpolants, 247 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! [2025-03-17 08:10:36,671 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE