./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3d54ec533bcab354bf7ab20b9139a2cc0ce3cf7423a4c806e696ce4b9d5812e9 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 19:04:35,008 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 19:04:35,063 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 19:04:35,069 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 19:04:35,069 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 19:04:35,089 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 19:04:35,091 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 19:04:35,091 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 19:04:35,091 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 19:04:35,091 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 19:04:35,092 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 19:04:35,092 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 19:04:35,092 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 19:04:35,092 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 19:04:35,092 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 19:04:35,093 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 19:04:35,093 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 19:04:35,093 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 19:04:35,093 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 19:04:35,093 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 19:04:35,093 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 19:04:35,093 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 19:04:35,093 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 19:04:35,093 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 19:04:35,093 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 19:04:35,093 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 19:04:35,093 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 19:04:35,093 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 19:04:35,093 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 19:04:35,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 19:04:35,094 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 19:04:35,094 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 19:04:35,094 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 19:04:35,094 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 19:04:35,094 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 19:04:35,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 19:04:35,094 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 19:04:35,094 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 19:04:35,094 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 19:04:35,094 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 19:04:35,094 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d54ec533bcab354bf7ab20b9139a2cc0ce3cf7423a4c806e696ce4b9d5812e9 [2025-03-08 19:04:35,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 19:04:35,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 19:04:35,348 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 19:04:35,349 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 19:04:35,349 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 19:04:35,350 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2025-03-08 19:04:36,545 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc02cf296/6e0d431d63d048f2b01aee974865132e/FLAGa7e536550 [2025-03-08 19:04:36,890 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 19:04:36,890 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2025-03-08 19:04:36,913 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc02cf296/6e0d431d63d048f2b01aee974865132e/FLAGa7e536550 [2025-03-08 19:04:36,931 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc02cf296/6e0d431d63d048f2b01aee974865132e [2025-03-08 19:04:36,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 19:04:36,934 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 19:04:36,935 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 19:04:36,935 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 19:04:36,938 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 19:04:36,938 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 07:04:36" (1/1) ... [2025-03-08 19:04:36,939 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@811b0f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:04:36, skipping insertion in model container [2025-03-08 19:04:36,939 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 07:04:36" (1/1) ... [2025-03-08 19:04:36,999 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 19:04:37,674 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i[129019,129032] [2025-03-08 19:04:37,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 19:04:37,799 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 19:04:37,860 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [3103] [2025-03-08 19:04:37,976 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i[129019,129032] [2025-03-08 19:04:37,996 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 19:04:38,035 INFO L204 MainTranslator]: Completed translation [2025-03-08 19:04:38,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:04:38 WrapperNode [2025-03-08 19:04:38,035 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 19:04:38,037 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 19:04:38,037 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 19:04:38,037 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 19:04:38,041 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:04:38" (1/1) ... [2025-03-08 19:04:38,078 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:04:38" (1/1) ... [2025-03-08 19:04:38,135 INFO L138 Inliner]: procedures = 175, calls = 882, calls flagged for inlining = 78, calls inlined = 65, statements flattened = 1619 [2025-03-08 19:04:38,136 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 19:04:38,136 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 19:04:38,136 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 19:04:38,136 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 19:04:38,142 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:04:38" (1/1) ... [2025-03-08 19:04:38,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:04:38" (1/1) ... [2025-03-08 19:04:38,156 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:04:38" (1/1) ... [2025-03-08 19:04:38,257 INFO L175 MemorySlicer]: Split 410 memory accesses to 22 slices as follows [2, 4, 56, 12, 8, 2, 28, 2, 42, 1, 2, 3, 1, 8, 108, 8, 2, 8, 18, 38, 8, 49]. 26 percent of accesses are in the largest equivalence class. The 130 initializations are split as follows [2, 0, 56, 8, 8, 0, 0, 0, 0, 0, 1, 0, 0, 8, 0, 8, 0, 8, 0, 23, 8, 0]. The 190 writes are split as follows [0, 0, 0, 3, 0, 0, 28, 0, 42, 0, 0, 1, 0, 0, 41, 0, 0, 0, 18, 15, 0, 42]. [2025-03-08 19:04:38,257 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:04:38" (1/1) ... [2025-03-08 19:04:38,258 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:04:38" (1/1) ... [2025-03-08 19:04:38,343 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:04:38" (1/1) ... [2025-03-08 19:04:38,346 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:04:38" (1/1) ... [2025-03-08 19:04:38,361 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:04:38" (1/1) ... [2025-03-08 19:04:38,370 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:04:38" (1/1) ... [2025-03-08 19:04:38,393 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 19:04:38,395 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 19:04:38,395 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 19:04:38,395 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 19:04:38,396 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:04:38" (1/1) ... [2025-03-08 19:04:38,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 19:04:38,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 19:04:38,423 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 19:04:38,425 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 19:04:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2025-03-08 19:04:38,447 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2025-03-08 19:04:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 19:04:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 19:04:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 19:04:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 19:04:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 19:04:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 19:04:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 19:04:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 19:04:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-08 19:04:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-08 19:04:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-08 19:04:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-08 19:04:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-08 19:04:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-08 19:04:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-08 19:04:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-08 19:04:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-08 19:04:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-08 19:04:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-08 19:04:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-03-08 19:04:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-03-08 19:04:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-03-08 19:04:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-08 19:04:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-08 19:04:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-08 19:04:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-08 19:04:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-08 19:04:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-08 19:04:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-08 19:04:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-08 19:04:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-08 19:04:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-08 19:04:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-08 19:04:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-08 19:04:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-08 19:04:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-08 19:04:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-03-08 19:04:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-03-08 19:04:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-03-08 19:04:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-03-08 19:04:38,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-03-08 19:04:38,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-03-08 19:04:38,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-08 19:04:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2025-03-08 19:04:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2025-03-08 19:04:38,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2025-03-08 19:04:38,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2025-03-08 19:04:38,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2025-03-08 19:04:38,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2025-03-08 19:04:38,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2025-03-08 19:04:38,455 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-08 19:04:38,455 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-08 19:04:38,455 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-08 19:04:38,455 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-08 19:04:38,455 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-08 19:04:38,455 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-08 19:04:38,455 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-03-08 19:04:38,455 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-03-08 19:04:38,455 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-03-08 19:04:38,455 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-03-08 19:04:38,455 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-03-08 19:04:38,455 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-03-08 19:04:38,455 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-03-08 19:04:38,455 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-03-08 19:04:38,455 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2025-03-08 19:04:38,456 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2025-03-08 19:04:38,456 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2025-03-08 19:04:38,456 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2025-03-08 19:04:38,456 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2025-03-08 19:04:38,456 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2025-03-08 19:04:38,456 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2025-03-08 19:04:38,456 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2025-03-08 19:04:38,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-08 19:04:38,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-08 19:04:38,456 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-03-08 19:04:38,456 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-03-08 19:04:38,456 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-03-08 19:04:38,456 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-03-08 19:04:38,456 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2025-03-08 19:04:38,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2025-03-08 19:04:38,456 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2025-03-08 19:04:38,457 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2025-03-08 19:04:38,457 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure class_remove_file [2025-03-08 19:04:38,457 INFO L138 BoogieDeclarations]: Found implementation of procedure class_remove_file [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2025-03-08 19:04:38,457 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2025-03-08 19:04:38,457 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-03-08 19:04:38,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2025-03-08 19:04:38,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2025-03-08 19:04:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_open_lock_of_phantom_device [2025-03-08 19:04:38,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_open_lock_of_phantom_device [2025-03-08 19:04:38,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-08 19:04:38,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-08 19:04:38,458 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2025-03-08 19:04:38,458 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2025-03-08 19:04:38,458 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2025-03-08 19:04:38,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2025-03-08 19:04:38,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 19:04:38,458 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2025-03-08 19:04:38,458 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2025-03-08 19:04:38,458 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-03-08 19:04:38,458 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-03-08 19:04:38,458 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2025-03-08 19:04:38,458 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2025-03-08 19:04:38,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 19:04:38,458 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_status [2025-03-08 19:04:38,459 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_status [2025-03-08 19:04:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 19:04:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 19:04:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 19:04:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 19:04:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 19:04:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 19:04:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 19:04:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 19:04:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-08 19:04:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-08 19:04:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-08 19:04:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-08 19:04:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_remove [2025-03-08 19:04:38,460 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_remove [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_poll [2025-03-08 19:04:38,460 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_poll [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-08 19:04:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-08 19:04:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-08 19:04:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-08 19:04:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-08 19:04:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-08 19:04:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-08 19:04:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-08 19:04:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-08 19:04:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-08 19:04:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-08 19:04:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-03-08 19:04:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-03-08 19:04:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-03-08 19:04:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2025-03-08 19:04:38,461 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2025-03-08 19:04:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2025-03-08 19:04:38,461 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2025-03-08 19:04:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-03-08 19:04:38,461 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-03-08 19:04:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 19:04:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2025-03-08 19:04:38,461 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2025-03-08 19:04:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2025-03-08 19:04:38,461 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-08 19:04:38,462 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-03-08 19:04:38,462 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2025-03-08 19:04:38,462 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2025-03-08 19:04:38,462 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-08 19:04:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2025-03-08 19:04:38,463 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 19:04:38,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_ioctl [2025-03-08 19:04:38,463 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_ioctl [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_phantom_mutex [2025-03-08 19:04:38,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_phantom_mutex [2025-03-08 19:04:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-03-08 19:04:38,463 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-03-08 19:04:38,936 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 19:04:38,937 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 19:04:39,460 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3226: havoc ~res~0#1.base, ~res~0#1.offset; [2025-03-08 19:04:39,472 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3090: havoc #t~mem13; [2025-03-08 19:04:39,473 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5086: havoc #t~nondet409; [2025-03-08 19:04:39,830 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3674: call ULTIMATE.dealloc(~#descriptor~2#1.base, ~#descriptor~2#1.offset);havoc ~#descriptor~2#1.base, ~#descriptor~2#1.offset;call ULTIMATE.dealloc(~#descriptor___0~1#1.base, ~#descriptor___0~1#1.offset);havoc ~#descriptor___0~1#1.base, ~#descriptor___0~1#1.offset; [2025-03-08 19:04:39,835 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5069: havoc dev_get_drvdata_#t~ret406#1.base, dev_get_drvdata_#t~ret406#1.offset; [2025-03-08 19:04:39,841 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5141: havoc #t~nondet417; [2025-03-08 19:04:39,845 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5066: havoc #t~nondet405; [2025-03-08 19:04:39,848 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5032: havoc #t~nondet401; [2025-03-08 19:04:39,850 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5021: havoc #t~nondet399; [2025-03-08 19:04:40,121 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3380: call ULTIMATE.dealloc(~#rs~0.base, ~#rs~0.offset);havoc ~#rs~0.base, ~#rs~0.offset;call ULTIMATE.dealloc(~#r~0.base, ~#r~0.offset);havoc ~#r~0.base, ~#r~0.offset;call ULTIMATE.dealloc(~#descriptor~1.base, ~#descriptor~1.offset);havoc ~#descriptor~1.base, ~#descriptor~1.offset;call ULTIMATE.dealloc(~#descriptor___0~0.base, ~#descriptor___0~0.offset);havoc ~#descriptor___0~0.base, ~#descriptor___0~0.offset;call ULTIMATE.dealloc(~#descriptor___1~0.base, ~#descriptor___1~0.offset);havoc ~#descriptor___1~0.base, ~#descriptor___1~0.offset; [2025-03-08 19:04:40,129 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5124: havoc #t~ret415.base, #t~ret415.offset; [2025-03-08 19:04:40,137 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5025: havoc _copy_to_user_#t~nondet400#1; [2025-03-08 19:04:40,139 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5001: havoc #t~nondet397; [2025-03-08 19:04:40,192 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3349: call ULTIMATE.dealloc(~#descriptor~0.base, ~#descriptor~0.offset);havoc ~#descriptor~0.base, ~#descriptor~0.offset; [2025-03-08 19:04:46,411 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4032: call ULTIMATE.dealloc(phantom_exit_~#descriptor~3#1.base, phantom_exit_~#descriptor~3#1.offset);havoc phantom_exit_~#descriptor~3#1.base, phantom_exit_~#descriptor~3#1.offset; [2025-03-08 19:04:46,411 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5056: havoc class_create_file_#t~nondet404#1; [2025-03-08 19:04:46,411 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4997: havoc __class_create_#t~ret396#1.base, __class_create_#t~ret396#1.offset; [2025-03-08 19:04:46,411 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: call ULTIMATE.dealloc(phantom_probe_~#__key~0#1.base, phantom_probe_~#__key~0#1.offset);havoc phantom_probe_~#__key~0#1.base, phantom_probe_~#__key~0#1.offset;call ULTIMATE.dealloc(phantom_probe_~#__key___0~0#1.base, phantom_probe_~#__key___0~0#1.offset);havoc phantom_probe_~#__key___0~0#1.base, phantom_probe_~#__key___0~0#1.offset;call ULTIMATE.dealloc(phantom_probe_~#__key___1~0#1.base, phantom_probe_~#__key___1~0#1.offset);havoc phantom_probe_~#__key___1~0#1.base, phantom_probe_~#__key___1~0#1.offset; [2025-03-08 19:04:46,412 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5099: havoc mutex_lock_interruptible_#t~nondet410#1; [2025-03-08 19:04:46,412 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5134: havoc pci_request_regions_#t~nondet416#1; [2025-03-08 19:04:46,412 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5073: havoc dev_set_drvdata_#t~nondet407#1; [2025-03-08 19:04:46,412 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3984: call ULTIMATE.dealloc(phantom_init_~#dev~7#1.base, phantom_init_~#dev~7#1.offset);havoc phantom_init_~#dev~7#1.base, phantom_init_~#dev~7#1.offset;call ULTIMATE.dealloc(phantom_init_~#__key~1#1.base, phantom_init_~#__key~1#1.offset);havoc phantom_init_~#__key~1#1.base, phantom_init_~#__key~1#1.offset; [2025-03-08 19:04:46,412 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5042: havoc alloc_chrdev_region_#t~nondet402#1; [2025-03-08 19:04:46,412 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5076: havoc device_create_#t~ret408#1.base, device_create_#t~ret408#1.offset; [2025-03-08 19:04:46,412 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5110: havoc no_llseek_#t~nondet412#1; [2025-03-08 19:04:46,412 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5011: havoc __pci_register_driver_#t~nondet398#1; [2025-03-08 19:04:46,412 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4352-1: ldv_mutex_lock_interruptible_9_#res#1 := ldv_mutex_lock_interruptible_9_~ldv_func_res~1#1; [2025-03-08 19:04:46,412 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5046: havoc cdev_add_#t~nondet403#1; [2025-03-08 19:04:46,412 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5145: havoc request_threaded_irq_#t~nondet418#1; [2025-03-08 19:04:46,412 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5114: havoc nonseekable_open_#t~nondet413#1; [2025-03-08 19:04:46,412 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5149: havoc show_class_attr_string_#t~nondet419#1; [2025-03-08 19:04:46,412 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3236: havoc __kmalloc_#t~ret91#1.base, __kmalloc_#t~ret91#1.offset; [2025-03-08 19:04:46,412 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5121: havoc pci_enable_device_#t~nondet414#1; [2025-03-08 19:04:46,629 INFO L? ?]: Removed 1082 outVars from TransFormulas that were not future-live. [2025-03-08 19:04:46,630 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 19:04:46,654 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 19:04:46,655 INFO L336 CfgBuilder]: Removed 2 assume(true) statements. [2025-03-08 19:04:46,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 07:04:46 BoogieIcfgContainer [2025-03-08 19:04:46,655 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 19:04:46,657 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 19:04:46,657 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 19:04:46,660 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 19:04:46,660 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 07:04:36" (1/3) ... [2025-03-08 19:04:46,660 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cc7ee73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 07:04:46, skipping insertion in model container [2025-03-08 19:04:46,660 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:04:38" (2/3) ... [2025-03-08 19:04:46,660 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cc7ee73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 07:04:46, skipping insertion in model container [2025-03-08 19:04:46,661 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 07:04:46" (3/3) ... [2025-03-08 19:04:46,661 INFO L128 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2025-03-08 19:04:46,670 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 19:04:46,674 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i that has 59 procedures, 785 locations, 1 initial locations, 44 loop locations, and 1 error locations. [2025-03-08 19:04:46,724 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 19:04:46,733 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;@7a5e7acc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 19:04:46,734 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 19:04:46,739 INFO L276 IsEmpty]: Start isEmpty. Operand has 680 states, 487 states have (on average 1.3347022587268993) internal successors, (650), 512 states have internal predecessors, (650), 154 states have call successors, (154), 37 states have call predecessors, (154), 37 states have return successors, (154), 152 states have call predecessors, (154), 154 states have call successors, (154) [2025-03-08 19:04:46,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2025-03-08 19:04:46,744 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:04:46,744 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:04:46,745 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:04:46,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:04:46,749 INFO L85 PathProgramCache]: Analyzing trace with hash 2064967605, now seen corresponding path program 1 times [2025-03-08 19:04:46,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:04:46,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912279214] [2025-03-08 19:04:46,754 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:04:46,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:04:47,721 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-03-08 19:04:47,906 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-03-08 19:04:47,907 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:04:47,907 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:04:48,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 19:04:48,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:04:48,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912279214] [2025-03-08 19:04:48,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912279214] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:04:48,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:04:48,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:04:48,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071507154] [2025-03-08 19:04:48,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:04:48,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:04:48,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:04:48,217 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:04:48,218 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:04:48,221 INFO L87 Difference]: Start difference. First operand has 680 states, 487 states have (on average 1.3347022587268993) internal successors, (650), 512 states have internal predecessors, (650), 154 states have call successors, (154), 37 states have call predecessors, (154), 37 states have return successors, (154), 152 states have call predecessors, (154), 154 states have call successors, (154) Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 19:04:48,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:04:48,682 INFO L93 Difference]: Finished difference Result 1602 states and 2277 transitions. [2025-03-08 19:04:48,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:04:48,687 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2025-03-08 19:04:48,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:04:48,707 INFO L225 Difference]: With dead ends: 1602 [2025-03-08 19:04:48,708 INFO L226 Difference]: Without dead ends: 917 [2025-03-08 19:04:48,714 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:04:48,716 INFO L435 NwaCegarLoop]: 928 mSDtfsCounter, 349 mSDsluCounter, 867 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 349 SdHoareTripleChecker+Valid, 1795 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-08 19:04:48,716 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [349 Valid, 1795 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-08 19:04:48,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 917 states. [2025-03-08 19:04:48,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 917 to 890. [2025-03-08 19:04:48,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 890 states, 637 states have (on average 1.3202511773940346) internal successors, (841), 672 states have internal predecessors, (841), 197 states have call successors, (197), 57 states have call predecessors, (197), 55 states have return successors, (187), 180 states have call predecessors, (187), 187 states have call successors, (187) [2025-03-08 19:04:48,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 890 states and 1225 transitions. [2025-03-08 19:04:48,812 INFO L78 Accepts]: Start accepts. Automaton has 890 states and 1225 transitions. Word has length 13 [2025-03-08 19:04:48,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:04:48,812 INFO L471 AbstractCegarLoop]: Abstraction has 890 states and 1225 transitions. [2025-03-08 19:04:48,813 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 19:04:48,813 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1225 transitions. [2025-03-08 19:04:48,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2025-03-08 19:04:48,815 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:04:48,815 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:04:48,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-08 19:04:48,816 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:04:48,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:04:48,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1063703336, now seen corresponding path program 1 times [2025-03-08 19:04:48,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:04:48,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843792609] [2025-03-08 19:04:48,817 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:04:48,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:04:49,661 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 35 statements into 1 equivalence classes. [2025-03-08 19:04:49,705 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 35 of 35 statements. [2025-03-08 19:04:49,706 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:04:49,706 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:04:49,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 19:04:49,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:04:49,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843792609] [2025-03-08 19:04:49,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843792609] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:04:49,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:04:49,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:04:49,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004551090] [2025-03-08 19:04:49,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:04:49,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:04:49,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:04:49,962 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:04:49,962 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:04:49,962 INFO L87 Difference]: Start difference. First operand 890 states and 1225 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-08 19:04:53,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 19:04:54,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:04:54,388 INFO L93 Difference]: Finished difference Result 2561 states and 3522 transitions. [2025-03-08 19:04:54,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:04:54,388 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 35 [2025-03-08 19:04:54,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:04:54,397 INFO L225 Difference]: With dead ends: 2561 [2025-03-08 19:04:54,397 INFO L226 Difference]: Without dead ends: 1674 [2025-03-08 19:04:54,400 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:04:54,401 INFO L435 NwaCegarLoop]: 950 mSDtfsCounter, 892 mSDsluCounter, 867 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 892 SdHoareTripleChecker+Valid, 1817 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2025-03-08 19:04:54,401 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [892 Valid, 1817 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 44 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2025-03-08 19:04:54,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1674 states. [2025-03-08 19:04:54,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1674 to 1667. [2025-03-08 19:04:54,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1667 states, 1206 states have (on average 1.3200663349917081) internal successors, (1592), 1260 states have internal predecessors, (1592), 353 states have call successors, (353), 110 states have call predecessors, (353), 107 states have return successors, (343), 330 states have call predecessors, (343), 343 states have call successors, (343) [2025-03-08 19:04:54,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1667 states and 2288 transitions. [2025-03-08 19:04:54,472 INFO L78 Accepts]: Start accepts. Automaton has 1667 states and 2288 transitions. Word has length 35 [2025-03-08 19:04:54,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:04:54,473 INFO L471 AbstractCegarLoop]: Abstraction has 1667 states and 2288 transitions. [2025-03-08 19:04:54,473 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-08 19:04:54,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 2288 transitions. [2025-03-08 19:04:54,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2025-03-08 19:04:54,474 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:04:54,474 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:04:54,475 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 19:04:54,475 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:04:54,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:04:54,477 INFO L85 PathProgramCache]: Analyzing trace with hash 2134314237, now seen corresponding path program 1 times [2025-03-08 19:04:54,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:04:54,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448570980] [2025-03-08 19:04:54,477 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:04:54,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:04:55,245 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-03-08 19:04:55,291 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-03-08 19:04:55,295 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:04:55,296 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:04:55,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 19:04:55,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:04:55,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448570980] [2025-03-08 19:04:55,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448570980] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:04:55,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:04:55,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:04:55,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853686272] [2025-03-08 19:04:55,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:04:55,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:04:55,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:04:55,493 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:04:55,493 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:04:55,493 INFO L87 Difference]: Start difference. First operand 1667 states and 2288 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-08 19:04:55,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:04:55,695 INFO L93 Difference]: Finished difference Result 1693 states and 2320 transitions. [2025-03-08 19:04:55,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:04:55,695 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 42 [2025-03-08 19:04:55,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:04:55,704 INFO L225 Difference]: With dead ends: 1693 [2025-03-08 19:04:55,704 INFO L226 Difference]: Without dead ends: 1680 [2025-03-08 19:04:55,705 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:04:55,708 INFO L435 NwaCegarLoop]: 937 mSDtfsCounter, 933 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 933 SdHoareTripleChecker+Valid, 953 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-08 19:04:55,708 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [933 Valid, 953 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-08 19:04:55,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1680 states. [2025-03-08 19:04:55,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1680 to 1667. [2025-03-08 19:04:55,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1667 states, 1206 states have (on average 1.318407960199005) internal successors, (1590), 1260 states have internal predecessors, (1590), 353 states have call successors, (353), 110 states have call predecessors, (353), 107 states have return successors, (343), 330 states have call predecessors, (343), 343 states have call successors, (343) [2025-03-08 19:04:55,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1667 states and 2286 transitions. [2025-03-08 19:04:55,789 INFO L78 Accepts]: Start accepts. Automaton has 1667 states and 2286 transitions. Word has length 42 [2025-03-08 19:04:55,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:04:55,789 INFO L471 AbstractCegarLoop]: Abstraction has 1667 states and 2286 transitions. [2025-03-08 19:04:55,789 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-08 19:04:55,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 2286 transitions. [2025-03-08 19:04:55,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2025-03-08 19:04:55,793 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:04:55,793 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:04:55,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 19:04:55,793 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:04:55,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:04:55,794 INFO L85 PathProgramCache]: Analyzing trace with hash -2132023908, now seen corresponding path program 1 times [2025-03-08 19:04:55,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:04:55,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191636363] [2025-03-08 19:04:55,797 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:04:55,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:04:56,482 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-03-08 19:04:56,519 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-03-08 19:04:56,519 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:04:56,520 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:04:56,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 19:04:56,674 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:04:56,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191636363] [2025-03-08 19:04:56,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191636363] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:04:56,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:04:56,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:04:56,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889596240] [2025-03-08 19:04:56,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:04:56,675 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:04:56,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:04:56,675 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:04:56,675 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:04:56,675 INFO L87 Difference]: Start difference. First operand 1667 states and 2286 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-03-08 19:05:00,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 19:05:00,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:05:00,928 INFO L93 Difference]: Finished difference Result 1669 states and 2287 transitions. [2025-03-08 19:05:00,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:05:00,929 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 42 [2025-03-08 19:05:00,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:05:00,936 INFO L225 Difference]: With dead ends: 1669 [2025-03-08 19:05:00,936 INFO L226 Difference]: Without dead ends: 1666 [2025-03-08 19:05:00,937 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:05:00,937 INFO L435 NwaCegarLoop]: 919 mSDtfsCounter, 912 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 912 SdHoareTripleChecker+Valid, 919 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2025-03-08 19:05:00,937 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [912 Valid, 919 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-03-08 19:05:00,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1666 states. [2025-03-08 19:05:00,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1666 to 1666. [2025-03-08 19:05:00,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1666 states, 1206 states have (on average 1.3175787728026533) internal successors, (1589), 1259 states have internal predecessors, (1589), 352 states have call successors, (352), 110 states have call predecessors, (352), 107 states have return successors, (343), 330 states have call predecessors, (343), 343 states have call successors, (343) [2025-03-08 19:05:00,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1666 states and 2284 transitions. [2025-03-08 19:05:00,991 INFO L78 Accepts]: Start accepts. Automaton has 1666 states and 2284 transitions. Word has length 42 [2025-03-08 19:05:00,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:05:00,991 INFO L471 AbstractCegarLoop]: Abstraction has 1666 states and 2284 transitions. [2025-03-08 19:05:00,991 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-03-08 19:05:00,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 2284 transitions. [2025-03-08 19:05:00,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2025-03-08 19:05:00,992 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:05:00,992 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:05:00,993 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 19:05:00,993 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:05:00,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:05:00,993 INFO L85 PathProgramCache]: Analyzing trace with hash -1668919722, now seen corresponding path program 1 times [2025-03-08 19:05:00,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:05:00,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842764834] [2025-03-08 19:05:00,993 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:05:00,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:05:01,670 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-03-08 19:05:01,704 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-03-08 19:05:01,704 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:05:01,704 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:05:01,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 19:05:01,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:05:01,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842764834] [2025-03-08 19:05:01,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842764834] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:05:01,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:05:01,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:05:01,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66924605] [2025-03-08 19:05:01,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:05:01,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:05:01,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:05:01,854 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:05:01,854 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:05:01,854 INFO L87 Difference]: Start difference. First operand 1666 states and 2284 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-03-08 19:05:05,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 19:05:06,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:05:06,079 INFO L93 Difference]: Finished difference Result 1668 states and 2285 transitions. [2025-03-08 19:05:06,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:05:06,080 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 43 [2025-03-08 19:05:06,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:05:06,087 INFO L225 Difference]: With dead ends: 1668 [2025-03-08 19:05:06,088 INFO L226 Difference]: Without dead ends: 1665 [2025-03-08 19:05:06,089 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:05:06,089 INFO L435 NwaCegarLoop]: 917 mSDtfsCounter, 909 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 909 SdHoareTripleChecker+Valid, 917 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2025-03-08 19:05:06,089 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [909 Valid, 917 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-03-08 19:05:06,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1665 states. [2025-03-08 19:05:06,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1665 to 1665. [2025-03-08 19:05:06,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1665 states, 1206 states have (on average 1.3167495854063018) internal successors, (1588), 1258 states have internal predecessors, (1588), 351 states have call successors, (351), 110 states have call predecessors, (351), 107 states have return successors, (343), 330 states have call predecessors, (343), 343 states have call successors, (343) [2025-03-08 19:05:06,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1665 states and 2282 transitions. [2025-03-08 19:05:06,144 INFO L78 Accepts]: Start accepts. Automaton has 1665 states and 2282 transitions. Word has length 43 [2025-03-08 19:05:06,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:05:06,144 INFO L471 AbstractCegarLoop]: Abstraction has 1665 states and 2282 transitions. [2025-03-08 19:05:06,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-03-08 19:05:06,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 2282 transitions. [2025-03-08 19:05:06,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2025-03-08 19:05:06,145 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:05:06,145 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:05:06,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-08 19:05:06,146 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:05:06,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:05:06,146 INFO L85 PathProgramCache]: Analyzing trace with hash -197592867, now seen corresponding path program 1 times [2025-03-08 19:05:06,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:05:06,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276918623] [2025-03-08 19:05:06,146 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:05:06,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:05:06,930 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 44 statements into 1 equivalence classes. [2025-03-08 19:05:06,959 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 44 of 44 statements. [2025-03-08 19:05:06,960 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:05:06,960 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:05:07,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 19:05:07,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:05:07,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276918623] [2025-03-08 19:05:07,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276918623] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:05:07,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:05:07,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:05:07,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782905729] [2025-03-08 19:05:07,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:05:07,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:05:07,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:05:07,080 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:05:07,080 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:05:07,080 INFO L87 Difference]: Start difference. First operand 1665 states and 2282 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-03-08 19:05:11,108 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 [] [2025-03-08 19:05:11,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:05:11,286 INFO L93 Difference]: Finished difference Result 1667 states and 2283 transitions. [2025-03-08 19:05:11,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:05:11,286 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 44 [2025-03-08 19:05:11,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:05:11,294 INFO L225 Difference]: With dead ends: 1667 [2025-03-08 19:05:11,294 INFO L226 Difference]: Without dead ends: 1664 [2025-03-08 19:05:11,295 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:05:11,296 INFO L435 NwaCegarLoop]: 915 mSDtfsCounter, 906 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 906 SdHoareTripleChecker+Valid, 915 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2025-03-08 19:05:11,297 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [906 Valid, 915 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-03-08 19:05:11,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1664 states. [2025-03-08 19:05:11,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1664 to 1664. [2025-03-08 19:05:11,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1664 states, 1206 states have (on average 1.3159203980099503) internal successors, (1587), 1257 states have internal predecessors, (1587), 350 states have call successors, (350), 110 states have call predecessors, (350), 107 states have return successors, (343), 330 states have call predecessors, (343), 343 states have call successors, (343) [2025-03-08 19:05:11,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1664 states and 2280 transitions. [2025-03-08 19:05:11,363 INFO L78 Accepts]: Start accepts. Automaton has 1664 states and 2280 transitions. Word has length 44 [2025-03-08 19:05:11,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:05:11,363 INFO L471 AbstractCegarLoop]: Abstraction has 1664 states and 2280 transitions. [2025-03-08 19:05:11,363 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-03-08 19:05:11,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 2280 transitions. [2025-03-08 19:05:11,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2025-03-08 19:05:11,365 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:05:11,365 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:05:11,366 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-08 19:05:11,366 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:05:11,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:05:11,366 INFO L85 PathProgramCache]: Analyzing trace with hash -1831101641, now seen corresponding path program 1 times [2025-03-08 19:05:11,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:05:11,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598548973] [2025-03-08 19:05:11,367 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:05:11,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:05:12,024 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 45 statements into 1 equivalence classes. [2025-03-08 19:05:12,047 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 45 of 45 statements. [2025-03-08 19:05:12,047 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:05:12,047 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:05:12,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 19:05:12,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:05:12,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598548973] [2025-03-08 19:05:12,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598548973] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:05:12,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:05:12,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:05:12,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759006645] [2025-03-08 19:05:12,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:05:12,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:05:12,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:05:12,160 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:05:12,160 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:05:12,160 INFO L87 Difference]: Start difference. First operand 1664 states and 2280 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-03-08 19:05:16,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 19:05:16,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:05:16,651 INFO L93 Difference]: Finished difference Result 4923 states and 6747 transitions. [2025-03-08 19:05:16,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:05:16,652 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 45 [2025-03-08 19:05:16,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:05:16,663 INFO L225 Difference]: With dead ends: 4923 [2025-03-08 19:05:16,663 INFO L226 Difference]: Without dead ends: 3262 [2025-03-08 19:05:16,667 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:05:16,668 INFO L435 NwaCegarLoop]: 950 mSDtfsCounter, 881 mSDsluCounter, 874 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 881 SdHoareTripleChecker+Valid, 1824 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2025-03-08 19:05:16,668 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [881 Valid, 1824 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 43 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2025-03-08 19:05:16,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3262 states. [2025-03-08 19:05:16,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3262 to 3252. [2025-03-08 19:05:16,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3252 states, 2368 states have (on average 1.3163006756756757) internal successors, (3117), 2466 states have internal predecessors, (3117), 671 states have call successors, (671), 218 states have call predecessors, (671), 212 states have return successors, (662), 635 states have call predecessors, (662), 662 states have call successors, (662) [2025-03-08 19:05:16,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 3252 states and 4450 transitions. [2025-03-08 19:05:16,781 INFO L78 Accepts]: Start accepts. Automaton has 3252 states and 4450 transitions. Word has length 45 [2025-03-08 19:05:16,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:05:16,781 INFO L471 AbstractCegarLoop]: Abstraction has 3252 states and 4450 transitions. [2025-03-08 19:05:16,782 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-03-08 19:05:16,782 INFO L276 IsEmpty]: Start isEmpty. Operand 3252 states and 4450 transitions. [2025-03-08 19:05:16,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2025-03-08 19:05:16,784 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:05:16,784 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:05:16,784 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-08 19:05:16,784 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:05:16,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:05:16,785 INFO L85 PathProgramCache]: Analyzing trace with hash -930267106, now seen corresponding path program 1 times [2025-03-08 19:05:16,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:05:16,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769657699] [2025-03-08 19:05:16,786 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:05:16,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:05:17,422 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 46 statements into 1 equivalence classes. [2025-03-08 19:05:17,444 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 46 of 46 statements. [2025-03-08 19:05:17,444 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:05:17,444 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:05:17,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 19:05:17,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:05:17,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769657699] [2025-03-08 19:05:17,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769657699] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:05:17,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:05:17,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:05:17,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985301923] [2025-03-08 19:05:17,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:05:17,566 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:05:17,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:05:17,566 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:05:17,566 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:05:17,566 INFO L87 Difference]: Start difference. First operand 3252 states and 4450 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-03-08 19:05:21,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 19:05:21,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:05:21,840 INFO L93 Difference]: Finished difference Result 3303 states and 4487 transitions. [2025-03-08 19:05:21,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:05:21,841 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 46 [2025-03-08 19:05:21,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:05:21,855 INFO L225 Difference]: With dead ends: 3303 [2025-03-08 19:05:21,855 INFO L226 Difference]: Without dead ends: 3248 [2025-03-08 19:05:21,857 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:05:21,858 INFO L435 NwaCegarLoop]: 918 mSDtfsCounter, 845 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 845 SdHoareTripleChecker+Valid, 983 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2025-03-08 19:05:21,858 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [845 Valid, 983 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-03-08 19:05:21,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3248 states. [2025-03-08 19:05:22,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3248 to 3227. [2025-03-08 19:05:22,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3227 states, 2354 states have (on average 1.312659303313509) internal successors, (3090), 2448 states have internal predecessors, (3090), 656 states have call successors, (656), 222 states have call predecessors, (656), 216 states have return successors, (649), 624 states have call predecessors, (649), 649 states have call successors, (649) [2025-03-08 19:05:22,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3227 states to 3227 states and 4395 transitions. [2025-03-08 19:05:22,015 INFO L78 Accepts]: Start accepts. Automaton has 3227 states and 4395 transitions. Word has length 46 [2025-03-08 19:05:22,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:05:22,016 INFO L471 AbstractCegarLoop]: Abstraction has 3227 states and 4395 transitions. [2025-03-08 19:05:22,016 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-03-08 19:05:22,016 INFO L276 IsEmpty]: Start isEmpty. Operand 3227 states and 4395 transitions. [2025-03-08 19:05:22,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2025-03-08 19:05:22,024 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:05:22,024 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 3, 3, 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] [2025-03-08 19:05:22,024 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-08 19:05:22,024 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:05:22,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:05:22,025 INFO L85 PathProgramCache]: Analyzing trace with hash -1314808067, now seen corresponding path program 1 times [2025-03-08 19:05:22,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:05:22,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379732596] [2025-03-08 19:05:22,025 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:05:22,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:05:22,697 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-03-08 19:05:22,718 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-03-08 19:05:22,719 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:05:22,719 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:05:22,874 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2025-03-08 19:05:22,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:05:22,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379732596] [2025-03-08 19:05:22,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379732596] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:05:22,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:05:22,875 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:05:22,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207626564] [2025-03-08 19:05:22,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:05:22,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:05:22,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:05:22,876 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:05:22,876 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:05:22,876 INFO L87 Difference]: Start difference. First operand 3227 states and 4395 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2025-03-08 19:05:23,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:05:23,489 INFO L93 Difference]: Finished difference Result 8401 states and 11477 transitions. [2025-03-08 19:05:23,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:05:23,489 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 151 [2025-03-08 19:05:23,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:05:23,514 INFO L225 Difference]: With dead ends: 8401 [2025-03-08 19:05:23,514 INFO L226 Difference]: Without dead ends: 5177 [2025-03-08 19:05:23,528 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:05:23,528 INFO L435 NwaCegarLoop]: 1411 mSDtfsCounter, 666 mSDsluCounter, 890 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 666 SdHoareTripleChecker+Valid, 2301 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-08 19:05:23,529 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [666 Valid, 2301 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-08 19:05:23,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5177 states. [2025-03-08 19:05:23,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5177 to 5115. [2025-03-08 19:05:23,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5115 states, 3768 states have (on average 1.32776008492569) internal successors, (5003), 3891 states have internal predecessors, (5003), 1007 states have call successors, (1007), 345 states have call predecessors, (1007), 339 states have return successors, (1000), 966 states have call predecessors, (1000), 1000 states have call successors, (1000) [2025-03-08 19:05:23,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5115 states to 5115 states and 7010 transitions. [2025-03-08 19:05:23,772 INFO L78 Accepts]: Start accepts. Automaton has 5115 states and 7010 transitions. Word has length 151 [2025-03-08 19:05:23,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:05:23,772 INFO L471 AbstractCegarLoop]: Abstraction has 5115 states and 7010 transitions. [2025-03-08 19:05:23,772 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2025-03-08 19:05:23,772 INFO L276 IsEmpty]: Start isEmpty. Operand 5115 states and 7010 transitions. [2025-03-08 19:05:23,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2025-03-08 19:05:23,781 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:05:23,785 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 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, 1] [2025-03-08 19:05:23,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-08 19:05:23,785 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:05:23,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:05:23,785 INFO L85 PathProgramCache]: Analyzing trace with hash 2087202726, now seen corresponding path program 1 times [2025-03-08 19:05:23,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:05:23,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450238224] [2025-03-08 19:05:23,786 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:05:23,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:05:24,623 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-03-08 19:05:24,672 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-03-08 19:05:24,672 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:05:24,672 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:05:24,985 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2025-03-08 19:05:24,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:05:24,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450238224] [2025-03-08 19:05:24,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450238224] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:05:24,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:05:24,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:05:24,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768847034] [2025-03-08 19:05:24,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:05:24,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:05:24,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:05:24,988 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:05:24,988 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:05:24,988 INFO L87 Difference]: Start difference. First operand 5115 states and 7010 transitions. Second operand has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2025-03-08 19:05:29,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 19:05:29,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:05:29,440 INFO L93 Difference]: Finished difference Result 5120 states and 7013 transitions. [2025-03-08 19:05:29,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:05:29,440 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 186 [2025-03-08 19:05:29,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:05:29,461 INFO L225 Difference]: With dead ends: 5120 [2025-03-08 19:05:29,461 INFO L226 Difference]: Without dead ends: 5117 [2025-03-08 19:05:29,464 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:05:29,465 INFO L435 NwaCegarLoop]: 916 mSDtfsCounter, 53 mSDsluCounter, 854 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 1770 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2025-03-08 19:05:29,465 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 1770 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2025-03-08 19:05:29,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5117 states. [2025-03-08 19:05:29,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5117 to 5114. [2025-03-08 19:05:29,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5114 states, 3768 states have (on average 1.3256369426751593) internal successors, (4995), 3890 states have internal predecessors, (4995), 1006 states have call successors, (1006), 345 states have call predecessors, (1006), 339 states have return successors, (1000), 966 states have call predecessors, (1000), 1000 states have call successors, (1000) [2025-03-08 19:05:29,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5114 states to 5114 states and 7001 transitions. [2025-03-08 19:05:29,677 INFO L78 Accepts]: Start accepts. Automaton has 5114 states and 7001 transitions. Word has length 186 [2025-03-08 19:05:29,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:05:29,678 INFO L471 AbstractCegarLoop]: Abstraction has 5114 states and 7001 transitions. [2025-03-08 19:05:29,678 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2025-03-08 19:05:29,678 INFO L276 IsEmpty]: Start isEmpty. Operand 5114 states and 7001 transitions. [2025-03-08 19:05:29,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2025-03-08 19:05:29,682 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:05:29,682 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1] [2025-03-08 19:05:29,682 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-03-08 19:05:29,682 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:05:29,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:05:29,683 INFO L85 PathProgramCache]: Analyzing trace with hash 936685629, now seen corresponding path program 1 times [2025-03-08 19:05:29,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:05:29,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090782553] [2025-03-08 19:05:29,683 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:05:29,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:05:30,362 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 187 statements into 1 equivalence classes. [2025-03-08 19:05:30,396 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 187 of 187 statements. [2025-03-08 19:05:30,396 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:05:30,396 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:05:30,882 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2025-03-08 19:05:30,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:05:30,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090782553] [2025-03-08 19:05:30,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090782553] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:05:30,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:05:30,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 19:05:30,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71811017] [2025-03-08 19:05:30,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:05:30,883 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 19:05:30,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:05:30,883 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 19:05:30,883 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 19:05:30,883 INFO L87 Difference]: Start difference. First operand 5114 states and 7001 transitions. Second operand has 5 states, 5 states have (on average 23.6) internal successors, (118), 5 states have internal predecessors, (118), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2025-03-08 19:05:31,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:05:31,535 INFO L93 Difference]: Finished difference Result 5117 states and 7003 transitions. [2025-03-08 19:05:31,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 19:05:31,535 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.6) internal successors, (118), 5 states have internal predecessors, (118), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 187 [2025-03-08 19:05:31,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:05:31,558 INFO L225 Difference]: With dead ends: 5117 [2025-03-08 19:05:31,559 INFO L226 Difference]: Without dead ends: 5091 [2025-03-08 19:05:31,561 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 19:05:31,562 INFO L435 NwaCegarLoop]: 906 mSDtfsCounter, 0 mSDsluCounter, 2711 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3617 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-08 19:05:31,562 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3617 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-08 19:05:31,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5091 states. [2025-03-08 19:05:31,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5091 to 5091. [2025-03-08 19:05:31,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5091 states, 3752 states have (on average 1.3248933901918976) internal successors, (4971), 3873 states have internal predecessors, (4971), 1001 states have call successors, (1001), 342 states have call predecessors, (1001), 337 states have return successors, (997), 963 states have call predecessors, (997), 997 states have call successors, (997) [2025-03-08 19:05:31,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5091 states to 5091 states and 6969 transitions. [2025-03-08 19:05:31,725 INFO L78 Accepts]: Start accepts. Automaton has 5091 states and 6969 transitions. Word has length 187 [2025-03-08 19:05:31,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:05:31,726 INFO L471 AbstractCegarLoop]: Abstraction has 5091 states and 6969 transitions. [2025-03-08 19:05:31,727 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.6) internal successors, (118), 5 states have internal predecessors, (118), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2025-03-08 19:05:31,727 INFO L276 IsEmpty]: Start isEmpty. Operand 5091 states and 6969 transitions. [2025-03-08 19:05:31,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2025-03-08 19:05:31,731 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:05:31,731 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1] [2025-03-08 19:05:31,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-08 19:05:31,731 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:05:31,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:05:31,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1329712639, now seen corresponding path program 1 times [2025-03-08 19:05:31,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:05:31,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787008780] [2025-03-08 19:05:31,732 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:05:31,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:05:32,500 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 187 statements into 1 equivalence classes. [2025-03-08 19:05:32,534 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 187 of 187 statements. [2025-03-08 19:05:32,535 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:05:32,535 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:05:32,911 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2025-03-08 19:05:32,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:05:32,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787008780] [2025-03-08 19:05:32,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787008780] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:05:32,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:05:32,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:05:32,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131196746] [2025-03-08 19:05:32,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:05:32,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:05:32,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:05:32,913 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:05:32,913 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:05:32,913 INFO L87 Difference]: Start difference. First operand 5091 states and 6969 transitions. Second operand has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2025-03-08 19:05:36,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 19:05:37,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:05:37,501 INFO L93 Difference]: Finished difference Result 10178 states and 13934 transitions. [2025-03-08 19:05:37,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:05:37,502 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 187 [2025-03-08 19:05:37,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:05:37,527 INFO L225 Difference]: With dead ends: 10178 [2025-03-08 19:05:37,527 INFO L226 Difference]: Without dead ends: 5090 [2025-03-08 19:05:37,542 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:05:37,543 INFO L435 NwaCegarLoop]: 1668 mSDtfsCounter, 883 mSDsluCounter, 832 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 883 SdHoareTripleChecker+Valid, 2500 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2025-03-08 19:05:37,543 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [883 Valid, 2500 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 52 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2025-03-08 19:05:37,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5090 states. [2025-03-08 19:05:37,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5090 to 5054. [2025-03-08 19:05:37,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5054 states, 3722 states have (on average 1.3232133261687264) internal successors, (4925), 3842 states have internal predecessors, (4925), 997 states have call successors, (997), 339 states have call predecessors, (997), 334 states have return successors, (994), 960 states have call predecessors, (994), 994 states have call successors, (994) [2025-03-08 19:05:37,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5054 states to 5054 states and 6916 transitions. [2025-03-08 19:05:37,807 INFO L78 Accepts]: Start accepts. Automaton has 5054 states and 6916 transitions. Word has length 187 [2025-03-08 19:05:37,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:05:37,808 INFO L471 AbstractCegarLoop]: Abstraction has 5054 states and 6916 transitions. [2025-03-08 19:05:37,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2025-03-08 19:05:37,808 INFO L276 IsEmpty]: Start isEmpty. Operand 5054 states and 6916 transitions. [2025-03-08 19:05:37,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2025-03-08 19:05:37,813 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:05:37,813 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:05:37,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-03-08 19:05:37,814 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:05:37,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:05:37,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1865549694, now seen corresponding path program 1 times [2025-03-08 19:05:37,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:05:37,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617755857] [2025-03-08 19:05:37,814 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:05:37,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:05:38,489 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 204 statements into 1 equivalence classes. [2025-03-08 19:05:38,522 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 204 of 204 statements. [2025-03-08 19:05:38,522 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:05:38,522 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:05:38,932 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2025-03-08 19:05:38,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:05:38,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617755857] [2025-03-08 19:05:38,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617755857] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:05:38,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:05:38,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 19:05:38,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273036046] [2025-03-08 19:05:38,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:05:38,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 19:05:38,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:05:38,934 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 19:05:38,934 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 19:05:38,934 INFO L87 Difference]: Start difference. First operand 5054 states and 6916 transitions. Second operand has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2025-03-08 19:05:39,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:05:39,413 INFO L93 Difference]: Finished difference Result 5210 states and 7092 transitions. [2025-03-08 19:05:39,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 19:05:39,414 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 204 [2025-03-08 19:05:39,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:05:39,417 INFO L225 Difference]: With dead ends: 5210 [2025-03-08 19:05:39,417 INFO L226 Difference]: Without dead ends: 0 [2025-03-08 19:05:39,425 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 19:05:39,426 INFO L435 NwaCegarLoop]: 875 mSDtfsCounter, 0 mSDsluCounter, 2614 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3489 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-08 19:05:39,426 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3489 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-08 19:05:39,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-03-08 19:05:39,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-03-08 19:05:39,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 19:05:39,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-03-08 19:05:39,428 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 204 [2025-03-08 19:05:39,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:05:39,428 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-08 19:05:39,428 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2025-03-08 19:05:39,428 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-03-08 19:05:39,429 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-03-08 19:05:39,432 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 19:05:39,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-03-08 19:05:39,436 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:05:39,437 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.