./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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_1.5.800.v20200727-1323.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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.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 34ead930b8137fdc7abb50622ed73bdb27f2c7ae71d0ef3b9d44cfc9bee95799 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 21:43:07,664 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 21:43:07,745 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-16 21:43:07,751 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 21:43:07,752 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 21:43:07,779 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 21:43:07,780 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 21:43:07,780 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 21:43:07,781 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 21:43:07,784 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 21:43:07,784 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 21:43:07,785 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 21:43:07,785 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 21:43:07,787 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 21:43:07,788 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 21:43:07,788 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 21:43:07,789 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 21:43:07,789 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 21:43:07,789 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 21:43:07,790 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 21:43:07,790 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 21:43:07,791 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 21:43:07,791 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 21:43:07,792 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 21:43:07,792 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 21:43:07,792 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 21:43:07,793 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 21:43:07,793 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 21:43:07,793 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 21:43:07,793 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 21:43:07,794 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 21:43:07,794 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 21:43:07,795 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 21:43:07,795 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 21:43:07,795 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 21:43:07,796 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 21:43:07,796 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 21:43:07,797 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 21:43:07,797 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 21:43:07,797 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34ead930b8137fdc7abb50622ed73bdb27f2c7ae71d0ef3b9d44cfc9bee95799 [2024-11-16 21:43:08,077 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 21:43:08,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 21:43:08,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 21:43:08,108 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 21:43:08,108 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 21:43:08,109 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i [2024-11-16 21:43:09,664 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 21:43:10,120 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 21:43:10,121 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i [2024-11-16 21:43:10,156 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff03c504d/b4ab1d4f47d747499cdefa1c63c52352/FLAG5264fbe0b [2024-11-16 21:43:10,171 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff03c504d/b4ab1d4f47d747499cdefa1c63c52352 [2024-11-16 21:43:10,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 21:43:10,175 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 21:43:10,176 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 21:43:10,176 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 21:43:10,181 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 21:43:10,181 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:43:10" (1/1) ... [2024-11-16 21:43:10,182 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a9a455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:43:10, skipping insertion in model container [2024-11-16 21:43:10,182 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:43:10" (1/1) ... [2024-11-16 21:43:10,306 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 21:43:11,255 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i[145794,145807] [2024-11-16 21:43:11,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 21:43:11,328 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 21:43:11,553 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i[145794,145807] [2024-11-16 21:43:11,564 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 21:43:11,619 INFO L204 MainTranslator]: Completed translation [2024-11-16 21:43:11,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:43:11 WrapperNode [2024-11-16 21:43:11,621 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 21:43:11,622 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 21:43:11,622 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 21:43:11,622 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 21:43:11,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:43:11" (1/1) ... [2024-11-16 21:43:11,694 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:43:11" (1/1) ... [2024-11-16 21:43:11,827 INFO L138 Inliner]: procedures = 138, calls = 863, calls flagged for inlining = 61, calls inlined = 52, statements flattened = 1895 [2024-11-16 21:43:11,827 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 21:43:11,828 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 21:43:11,828 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 21:43:11,828 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 21:43:11,839 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:43:11" (1/1) ... [2024-11-16 21:43:11,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:43:11" (1/1) ... [2024-11-16 21:43:11,860 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:43:11" (1/1) ... [2024-11-16 21:43:12,001 INFO L175 MemorySlicer]: Split 383 memory accesses to 16 slices as follows [17, 2, 23, 77, 13, 29, 12, 6, 12, 1, 2, 172, 3, 1, 8, 5]. 45 percent of accesses are in the largest equivalence class. The 26 initializations are split as follows [0, 2, 0, 0, 0, 0, 0, 0, 12, 0, 0, 4, 0, 0, 8, 0]. The 231 writes are split as follows [8, 0, 23, 77, 12, 29, 12, 1, 0, 1, 2, 60, 2, 1, 0, 3]. [2024-11-16 21:43:12,001 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:43:11" (1/1) ... [2024-11-16 21:43:12,001 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:43:11" (1/1) ... [2024-11-16 21:43:12,065 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:43:11" (1/1) ... [2024-11-16 21:43:12,069 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:43:11" (1/1) ... [2024-11-16 21:43:12,091 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:43:11" (1/1) ... [2024-11-16 21:43:12,101 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:43:11" (1/1) ... [2024-11-16 21:43:12,117 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 21:43:12,118 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 21:43:12,118 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 21:43:12,118 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 21:43:12,119 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:43:11" (1/1) ... [2024-11-16 21:43:12,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 21:43:12,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 21:43:12,160 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) [2024-11-16 21:43:12,166 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 [2024-11-16 21:43:12,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-16 21:43:12,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-16 21:43:12,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-16 21:43:12,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-16 21:43:12,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-16 21:43:12,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-16 21:43:12,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-16 21:43:12,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-16 21:43:12,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-16 21:43:12,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-16 21:43:12,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-16 21:43:12,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-16 21:43:12,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-16 21:43:12,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-16 21:43:12,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-16 21:43:12,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-16 21:43:12,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-16 21:43:12,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-16 21:43:12,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-16 21:43:12,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-16 21:43:12,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-16 21:43:12,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-16 21:43:12,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-16 21:43:12,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-16 21:43:12,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-16 21:43:12,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-16 21:43:12,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-16 21:43:12,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-16 21:43:12,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-16 21:43:12,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-16 21:43:12,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-16 21:43:12,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-16 21:43:12,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-16 21:43:12,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-16 21:43:12,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-16 21:43:12,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-16 21:43:12,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-16 21:43:12,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-16 21:43:12,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-16 21:43:12,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-16 21:43:12,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-16 21:43:12,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-16 21:43:12,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-16 21:43:12,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-16 21:43:12,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-16 21:43:12,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-16 21:43:12,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-16 21:43:12,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-16 21:43:12,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-16 21:43:12,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-16 21:43:12,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-16 21:43:12,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-16 21:43:12,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-16 21:43:12,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-16 21:43:12,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-16 21:43:12,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-16 21:43:12,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-16 21:43:12,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-16 21:43:12,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-16 21:43:12,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-16 21:43:12,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-16 21:43:12,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-16 21:43:12,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-16 21:43:12,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-16 21:43:12,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-16 21:43:12,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-16 21:43:12,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-16 21:43:12,217 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-16 21:43:12,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-16 21:43:12,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-16 21:43:12,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-16 21:43:12,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-16 21:43:12,218 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_dealloc_kioc [2024-11-16 21:43:12,218 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_dealloc_kioc [2024-11-16 21:43:12,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-16 21:43:12,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-16 21:43:12,219 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_attach_buf [2024-11-16 21:43:12,219 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_attach_buf [2024-11-16 21:43:12,219 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2024-11-16 21:43:12,219 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2024-11-16 21:43:12,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-16 21:43:12,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-16 21:43:12,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-16 21:43:12,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-16 21:43:12,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-16 21:43:12,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-16 21:43:12,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-16 21:43:12,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-16 21:43:12,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-16 21:43:12,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-16 21:43:12,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-16 21:43:12,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-16 21:43:12,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-16 21:43:12,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-16 21:43:12,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-16 21:43:12,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-16 21:43:12,222 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-16 21:43:12,222 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-16 21:43:12,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-16 21:43:12,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-16 21:43:12,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-16 21:43:12,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-16 21:43:12,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-16 21:43:12,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-16 21:43:12,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-16 21:43:12,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-16 21:43:12,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-16 21:43:12,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-16 21:43:12,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-16 21:43:12,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-16 21:43:12,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-16 21:43:12,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-16 21:43:12,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-16 21:43:12,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-16 21:43:12,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-16 21:43:12,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-16 21:43:12,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-16 21:43:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-16 21:43:12,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-16 21:43:12,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-16 21:43:12,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-16 21:43:12,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-16 21:43:12,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-16 21:43:12,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-16 21:43:12,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-16 21:43:12,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-16 21:43:12,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-16 21:43:12,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-16 21:43:12,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-16 21:43:12,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-16 21:43:12,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-16 21:43:12,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-16 21:43:12,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-16 21:43:12,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-16 21:43:12,228 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_ioctl [2024-11-16 21:43:12,230 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_ioctl [2024-11-16 21:43:12,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-16 21:43:12,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-16 21:43:12,230 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 21:43:12,231 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 21:43:12,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-16 21:43:12,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-16 21:43:12,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-16 21:43:12,232 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-16 21:43:12,232 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-16 21:43:12,232 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2024-11-16 21:43:12,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2024-11-16 21:43:12,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 21:43:12,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-16 21:43:12,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-16 21:43:12,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-16 21:43:12,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-16 21:43:12,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-16 21:43:12,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-16 21:43:12,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-16 21:43:12,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-16 21:43:12,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-16 21:43:12,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-16 21:43:12,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-16 21:43:12,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-16 21:43:12,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-16 21:43:12,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-16 21:43:12,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-16 21:43:12,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-16 21:43:12,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-16 21:43:12,236 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-16 21:43:12,236 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-16 21:43:12,238 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2024-11-16 21:43:12,238 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2024-11-16 21:43:12,238 INFO L130 BoogieDeclarations]: Found specification of procedure up [2024-11-16 21:43:12,238 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2024-11-16 21:43:12,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-16 21:43:12,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-16 21:43:12,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-16 21:43:12,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-16 21:43:12,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-16 21:43:12,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-16 21:43:12,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-16 21:43:12,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-16 21:43:12,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-16 21:43:12,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-16 21:43:12,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-16 21:43:12,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-16 21:43:12,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-16 21:43:12,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-16 21:43:12,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-16 21:43:12,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-16 21:43:12,240 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-16 21:43:12,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-16 21:43:12,240 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-16 21:43:12,241 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-16 21:43:12,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-16 21:43:12,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-16 21:43:12,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-16 21:43:12,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-16 21:43:12,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-16 21:43:12,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-16 21:43:12,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-16 21:43:12,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-16 21:43:12,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-16 21:43:12,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-16 21:43:12,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-16 21:43:12,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-16 21:43:12,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-16 21:43:12,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-16 21:43:12,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-16 21:43:12,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-16 21:43:12,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-16 21:43:12,245 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-16 21:43:12,246 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-16 21:43:12,246 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-16 21:43:12,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-16 21:43:12,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 21:43:12,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-16 21:43:12,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-16 21:43:12,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-16 21:43:12,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-16 21:43:12,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-16 21:43:12,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-16 21:43:12,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-16 21:43:12,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-16 21:43:12,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-16 21:43:12,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-16 21:43:12,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-16 21:43:12,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-16 21:43:12,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-16 21:43:12,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-16 21:43:12,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-16 21:43:12,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-16 21:43:12,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-16 21:43:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-16 21:43:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-16 21:43:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-16 21:43:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-16 21:43:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-16 21:43:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-16 21:43:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-16 21:43:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-16 21:43:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-16 21:43:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-16 21:43:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-16 21:43:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-16 21:43:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-16 21:43:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-16 21:43:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 21:43:12,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 21:43:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2024-11-16 21:43:12,253 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2024-11-16 21:43:12,720 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 21:43:12,724 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 21:43:12,750 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-16 21:43:12,974 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5360: havoc #t~nondet434; [2024-11-16 21:43:13,089 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5289: havoc _copy_to_user_#t~nondet424#1; [2024-11-16 21:43:14,126 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3983: call ULTIMATE.dealloc(mraid_mm_get_adapter_~#mimd~0#1.base, mraid_mm_get_adapter_~#mimd~0#1.offset);havoc mraid_mm_get_adapter_~#mimd~0#1.base, mraid_mm_get_adapter_~#mimd~0#1.offset; [2024-11-16 21:43:14,127 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4479: call ULTIMATE.dealloc(kioc_to_mimd_~#kmimd~1#1.base, kioc_to_mimd_~#kmimd~1#1.offset);havoc kioc_to_mimd_~#kmimd~1#1.base, kioc_to_mimd_~#kmimd~1#1.offset;call ULTIMATE.dealloc(kioc_to_mimd_~#cinfo~0#1.base, kioc_to_mimd_~#cinfo~0#1.offset);havoc kioc_to_mimd_~#cinfo~0#1.base, kioc_to_mimd_~#cinfo~0#1.offset; [2024-11-16 21:43:14,127 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3967: havoc #t~mem135#1;call ULTIMATE.dealloc(~#signature~0#1.base, ~#signature~0#1.offset);havoc ~#signature~0#1.base, ~#signature~0#1.offset;call ULTIMATE.dealloc(~#rval~0#1.base, ~#rval~0#1.offset);havoc ~#rval~0#1.base, ~#rval~0#1.offset;call ULTIMATE.dealloc(~#drvrcmd_rval~0#1.base, ~#drvrcmd_rval~0#1.offset);havoc ~#drvrcmd_rval~0#1.base, ~#drvrcmd_rval~0#1.offset; [2024-11-16 21:43:14,127 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4034: call ULTIMATE.dealloc(handle_drvrcmd_~#kmimd~0#1.base, handle_drvrcmd_~#kmimd~0#1.offset);havoc handle_drvrcmd_~#kmimd~0#1.base, handle_drvrcmd_~#kmimd~0#1.offset; [2024-11-16 21:43:14,127 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3952: havoc #t~mem129#1; [2024-11-16 21:43:14,127 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5356: havoc prepare_to_wait_event_#t~nondet433#1; [2024-11-16 21:43:14,128 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3937: havoc #t~mem122#1; [2024-11-16 21:43:14,128 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4091: call ULTIMATE.dealloc(mimd_to_kioc_~#mimd~1#1.base, mimd_to_kioc_~#mimd~1#1.offset);havoc mimd_to_kioc_~#mimd~1#1.base, mimd_to_kioc_~#mimd~1#1.offset; [2024-11-16 21:43:14,128 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4405: havoc lld_ioctl_#t~mem248#1;call ULTIMATE.dealloc(lld_ioctl_~#timer~0#1.base, lld_ioctl_~#timer~0#1.offset);havoc lld_ioctl_~#timer~0#1.base, lld_ioctl_~#timer~0#1.offset;call ULTIMATE.dealloc(lld_ioctl_~#__wait~0#1.base, lld_ioctl_~#__wait~0#1.offset);havoc lld_ioctl_~#__wait~0#1.base, lld_ioctl_~#__wait~0#1.offset; [2024-11-16 21:43:14,128 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928: havoc #t~mem118#1; [2024-11-16 21:43:14,128 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3962: havoc #t~mem133#1; [2024-11-16 21:43:14,128 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3931: havoc #t~mem120#1; [2024-11-16 21:43:14,128 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3667: havoc list_empty_#t~mem27#1.base, list_empty_#t~mem27#1.offset; [2024-11-16 21:43:14,129 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5303: havoc del_timer_sync_#t~nondet426#1; [2024-11-16 21:43:14,152 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285: havoc _copy_from_user_#t~nondet423#1; [2024-11-16 21:43:19,283 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4842: call ULTIMATE.dealloc(mraid_mm_init_~#__key~3#1.base, mraid_mm_init_~#__key~3#1.offset);havoc mraid_mm_init_~#__key~3#1.base, mraid_mm_init_~#__key~3#1.offset; [2024-11-16 21:43:19,284 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5338: havoc misc_deregister_#t~nondet430#1; [2024-11-16 21:43:19,286 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5299: havoc capable_#t~nondet425#1; [2024-11-16 21:43:19,286 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5342: havoc misc_register_#t~nondet431#1; [2024-11-16 21:43:19,286 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4947: call ULTIMATE.dealloc(main_~#ldvarg1~0#1.base, main_~#ldvarg1~0#1.offset);havoc main_~#ldvarg1~0#1.base, main_~#ldvarg1~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg4~0#1.base, main_~#ldvarg4~0#1.offset);havoc main_~#ldvarg4~0#1.base, main_~#ldvarg4~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg3~0#1.base, main_~#ldvarg3~0#1.offset);havoc main_~#ldvarg3~0#1.base, main_~#ldvarg3~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg0~0#1.base, main_~#ldvarg0~0#1.offset);havoc main_~#ldvarg0~0#1.base, main_~#ldvarg0~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg2~0#1.base, main_~#ldvarg2~0#1.offset);havoc main_~#ldvarg2~0#1.base, main_~#ldvarg2~0#1.offset; [2024-11-16 21:43:19,286 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5352: havoc noop_llseek_#t~nondet432#1; [2024-11-16 21:43:19,286 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5328: havoc ldv_release_2_#t~nondet428#1; [2024-11-16 21:43:19,529 INFO L? ?]: Removed 668 outVars from TransFormulas that were not future-live. [2024-11-16 21:43:19,530 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 21:43:19,576 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 21:43:19,576 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 21:43:19,576 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 09:43:19 BoogieIcfgContainer [2024-11-16 21:43:19,576 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 21:43:19,582 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 21:43:19,584 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 21:43:19,587 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 21:43:19,587 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 09:43:10" (1/3) ... [2024-11-16 21:43:19,588 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@302fd265 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 09:43:19, skipping insertion in model container [2024-11-16 21:43:19,588 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:43:11" (2/3) ... [2024-11-16 21:43:19,588 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@302fd265 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 09:43:19, skipping insertion in model container [2024-11-16 21:43:19,588 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 09:43:19" (3/3) ... [2024-11-16 21:43:19,589 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i [2024-11-16 21:43:19,608 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 21:43:19,608 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 21:43:19,698 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 21:43:19,706 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;@6c399a5f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 21:43:19,707 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 21:43:19,716 INFO L276 IsEmpty]: Start isEmpty. Operand has 477 states, 373 states have (on average 1.386058981233244) internal successors, (517), 381 states have internal predecessors, (517), 75 states have call successors, (75), 28 states have call predecessors, (75), 27 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-16 21:43:19,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-16 21:43:19,744 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 21:43:19,745 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 21:43:19,746 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 21:43:19,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 21:43:19,751 INFO L85 PathProgramCache]: Analyzing trace with hash -105188154, now seen corresponding path program 1 times [2024-11-16 21:43:19,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 21:43:19,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786919887] [2024-11-16 21:43:19,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 21:43:19,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 21:43:21,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-16 21:43:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:43:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-16 21:43:22,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:43:22,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 21:43:22,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:43:22,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 21:43:22,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:43:22,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-16 21:43:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:43:22,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 21:43:22,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:43:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:43:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 21:43:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:43:22,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:43:22,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-16 21:43:22,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 21:43:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 21:43:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-16 21:43:22,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:43:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:43:22,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 21:43:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:22,812 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-11-16 21:43:22,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 21:43:22,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786919887] [2024-11-16 21:43:22,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786919887] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 21:43:22,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 21:43:22,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 21:43:22,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231933070] [2024-11-16 21:43:22,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 21:43:22,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 21:43:22,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 21:43:22,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 21:43:22,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 21:43:22,859 INFO L87 Difference]: Start difference. First operand has 477 states, 373 states have (on average 1.386058981233244) internal successors, (517), 381 states have internal predecessors, (517), 75 states have call successors, (75), 28 states have call predecessors, (75), 27 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) Second operand has 4 states, 4 states have (on average 22.75) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-16 21:43:26,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:43:36,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 21:43:36,045 INFO L93 Difference]: Finished difference Result 950 states and 1346 transitions. [2024-11-16 21:43:36,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 21:43:36,047 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 189 [2024-11-16 21:43:36,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 21:43:36,067 INFO L225 Difference]: With dead ends: 950 [2024-11-16 21:43:36,067 INFO L226 Difference]: Without dead ends: 479 [2024-11-16 21:43:36,079 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 21:43:36,084 INFO L432 NwaCegarLoop]: 152 mSDtfsCounter, 626 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 816 mSolverCounterSat, 150 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 667 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 967 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 816 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.8s IncrementalHoareTripleChecker+Time [2024-11-16 21:43:36,086 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [667 Valid, 380 Invalid, 967 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 816 Invalid, 1 Unknown, 0 Unchecked, 12.8s Time] [2024-11-16 21:43:36,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2024-11-16 21:43:36,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 459. [2024-11-16 21:43:36,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 459 states, 361 states have (on average 1.3601108033240996) internal successors, (491), 364 states have internal predecessors, (491), 71 states have call successors, (71), 27 states have call predecessors, (71), 26 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-16 21:43:36,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 459 states and 632 transitions. [2024-11-16 21:43:36,204 INFO L78 Accepts]: Start accepts. Automaton has 459 states and 632 transitions. Word has length 189 [2024-11-16 21:43:36,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 21:43:36,206 INFO L471 AbstractCegarLoop]: Abstraction has 459 states and 632 transitions. [2024-11-16 21:43:36,206 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-16 21:43:36,206 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 632 transitions. [2024-11-16 21:43:36,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-16 21:43:36,218 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 21:43:36,219 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 21:43:36,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 21:43:36,221 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 21:43:36,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 21:43:36,222 INFO L85 PathProgramCache]: Analyzing trace with hash 1830244107, now seen corresponding path program 1 times [2024-11-16 21:43:36,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 21:43:36,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596940439] [2024-11-16 21:43:36,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 21:43:36,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 21:43:37,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-16 21:43:38,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:43:38,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-16 21:43:38,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:43:38,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 21:43:38,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:43:38,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 21:43:38,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:43:38,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-16 21:43:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:43:38,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-16 21:43:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:43:38,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:43:38,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 21:43:38,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:43:38,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:43:38,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 21:43:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 21:43:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 21:43:38,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 21:43:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:43:38,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:43:38,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 21:43:38,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:43:38,490 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-11-16 21:43:38,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 21:43:38,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596940439] [2024-11-16 21:43:38,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596940439] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 21:43:38,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 21:43:38,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 21:43:38,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141988368] [2024-11-16 21:43:38,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 21:43:38,494 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 21:43:38,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 21:43:38,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 21:43:38,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 21:43:38,495 INFO L87 Difference]: Start difference. First operand 459 states and 632 transitions. Second operand has 5 states, 5 states have (on average 18.6) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-16 21:43:42,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:43:58,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 21:43:58,928 INFO L93 Difference]: Finished difference Result 951 states and 1319 transitions. [2024-11-16 21:43:58,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 21:43:58,929 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 191 [2024-11-16 21:43:58,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 21:43:58,934 INFO L225 Difference]: With dead ends: 951 [2024-11-16 21:43:58,935 INFO L226 Difference]: Without dead ends: 514 [2024-11-16 21:43:58,937 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-16 21:43:58,938 INFO L432 NwaCegarLoop]: 127 mSDtfsCounter, 693 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 1331 mSolverCounterSat, 153 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 747 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 1485 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 1331 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.9s IncrementalHoareTripleChecker+Time [2024-11-16 21:43:58,939 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [747 Valid, 404 Invalid, 1485 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [153 Valid, 1331 Invalid, 1 Unknown, 0 Unchecked, 19.9s Time] [2024-11-16 21:43:58,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2024-11-16 21:43:58,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 491. [2024-11-16 21:43:58,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 491 states, 388 states have (on average 1.3608247422680413) internal successors, (528), 392 states have internal predecessors, (528), 74 states have call successors, (74), 29 states have call predecessors, (74), 28 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-16 21:43:58,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 491 states and 675 transitions. [2024-11-16 21:43:58,979 INFO L78 Accepts]: Start accepts. Automaton has 491 states and 675 transitions. Word has length 191 [2024-11-16 21:43:58,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 21:43:58,980 INFO L471 AbstractCegarLoop]: Abstraction has 491 states and 675 transitions. [2024-11-16 21:43:58,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-16 21:43:58,981 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 675 transitions. [2024-11-16 21:43:58,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-16 21:43:58,985 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 21:43:58,985 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 21:43:58,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 21:43:58,986 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 21:43:58,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 21:43:58,987 INFO L85 PathProgramCache]: Analyzing trace with hash -1174535185, now seen corresponding path program 1 times [2024-11-16 21:43:58,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 21:43:58,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719636824] [2024-11-16 21:43:58,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 21:43:58,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 21:44:00,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:00,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-16 21:44:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:00,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:00,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:00,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-16 21:44:00,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:00,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:00,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:00,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 21:44:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:00,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:00,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:00,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 21:44:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:01,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-16 21:44:01,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 21:44:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:44:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 21:44:01,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:01,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:44:01,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-16 21:44:01,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:44:01,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 21:44:01,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:44:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-16 21:44:01,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 21:44:01,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-16 21:44:01,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 21:44:01,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:01,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:44:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 21:44:01,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:01,627 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-11-16 21:44:01,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 21:44:01,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719636824] [2024-11-16 21:44:01,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719636824] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 21:44:01,629 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 21:44:01,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 21:44:01,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077173933] [2024-11-16 21:44:01,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 21:44:01,630 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 21:44:01,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 21:44:01,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 21:44:01,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-16 21:44:01,633 INFO L87 Difference]: Start difference. First operand 491 states and 675 transitions. Second operand has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-16 21:44:05,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:44:09,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:44:26,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 21:44:26,644 INFO L93 Difference]: Finished difference Result 989 states and 1373 transitions. [2024-11-16 21:44:26,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 21:44:26,645 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 239 [2024-11-16 21:44:26,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 21:44:26,651 INFO L225 Difference]: With dead ends: 989 [2024-11-16 21:44:26,652 INFO L226 Difference]: Without dead ends: 520 [2024-11-16 21:44:26,654 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2024-11-16 21:44:26,655 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 1503 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 1184 mSolverCounterSat, 501 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1514 SdHoareTripleChecker+Valid, 492 SdHoareTripleChecker+Invalid, 1687 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 501 IncrementalHoareTripleChecker+Valid, 1184 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.7s IncrementalHoareTripleChecker+Time [2024-11-16 21:44:26,655 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1514 Valid, 492 Invalid, 1687 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [501 Valid, 1184 Invalid, 2 Unknown, 0 Unchecked, 23.7s Time] [2024-11-16 21:44:26,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2024-11-16 21:44:26,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 491. [2024-11-16 21:44:26,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 491 states, 388 states have (on average 1.3376288659793814) internal successors, (519), 392 states have internal predecessors, (519), 74 states have call successors, (74), 29 states have call predecessors, (74), 28 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-16 21:44:26,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 491 states and 666 transitions. [2024-11-16 21:44:26,689 INFO L78 Accepts]: Start accepts. Automaton has 491 states and 666 transitions. Word has length 239 [2024-11-16 21:44:26,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 21:44:26,690 INFO L471 AbstractCegarLoop]: Abstraction has 491 states and 666 transitions. [2024-11-16 21:44:26,690 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-16 21:44:26,690 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 666 transitions. [2024-11-16 21:44:26,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2024-11-16 21:44:26,694 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 21:44:26,695 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 21:44:26,695 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 21:44:26,695 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 21:44:26,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 21:44:26,696 INFO L85 PathProgramCache]: Analyzing trace with hash 381574571, now seen corresponding path program 1 times [2024-11-16 21:44:26,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 21:44:26,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958346660] [2024-11-16 21:44:26,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 21:44:26,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 21:44:27,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:28,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-16 21:44:28,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:28,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:28,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:28,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-16 21:44:28,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:28,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:28,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 21:44:28,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:28,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:28,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:28,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 21:44:28,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:28,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:28,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:28,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-16 21:44:28,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:28,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:28,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:28,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 21:44:28,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:28,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 21:44:28,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:28,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:28,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:28,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:44:28,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:28,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 21:44:28,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:28,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:28,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:44:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:29,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 21:44:29,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:29,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 21:44:29,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:29,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:29,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:29,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:44:29,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:29,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 21:44:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:29,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:29,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:29,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:44:29,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:29,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 21:44:29,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:29,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-16 21:44:29,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:29,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-16 21:44:29,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:29,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 21:44:29,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:29,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 21:44:29,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:29,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:44:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:29,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:44:29,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:29,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 21:44:29,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:44:29,281 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-16 21:44:29,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 21:44:29,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958346660] [2024-11-16 21:44:29,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958346660] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 21:44:29,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 21:44:29,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 21:44:29,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113097417] [2024-11-16 21:44:29,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 21:44:29,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-16 21:44:29,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 21:44:29,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-16 21:44:29,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-16 21:44:29,286 INFO L87 Difference]: Start difference. First operand 491 states and 666 transitions. Second operand has 8 states, 8 states have (on average 15.75) internal successors, (126), 3 states have internal predecessors, (126), 3 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-16 21:44:33,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:44:37,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []