./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bca836bbe3a531e36018faf0b4374aec0682953aa5034dcc910310719152fdea --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 04:48:05,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 04:48:05,167 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-04 04:48:05,175 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 04:48:05,175 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 04:48:05,194 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 04:48:05,196 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 04:48:05,196 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 04:48:05,197 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 04:48:05,197 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 04:48:05,198 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 04:48:05,198 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 04:48:05,198 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 04:48:05,198 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 04:48:05,198 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 04:48:05,199 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 04:48:05,199 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 04:48:05,199 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 04:48:05,199 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 04:48:05,199 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 04:48:05,199 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 04:48:05,200 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 04:48:05,200 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 04:48:05,200 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 04:48:05,200 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 04:48:05,200 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 04:48:05,200 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 04:48:05,200 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 04:48:05,200 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 04:48:05,200 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 04:48:05,200 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 04:48:05,201 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 04:48:05,201 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 04:48:05,201 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 04:48:05,201 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 04:48:05,201 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 04:48:05,201 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 04:48:05,202 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 04:48:05,202 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 04:48:05,202 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 04:48:05,202 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 -> bca836bbe3a531e36018faf0b4374aec0682953aa5034dcc910310719152fdea [2025-03-04 04:48:05,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 04:48:05,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 04:48:05,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 04:48:05,443 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 04:48:05,443 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 04:48:05,444 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i [2025-03-04 04:48:06,625 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f1e4d527/0bd49c5a65074914a53c2d0cd8951b49/FLAGdd8216b84 [2025-03-04 04:48:07,056 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 04:48:07,057 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i [2025-03-04 04:48:07,092 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f1e4d527/0bd49c5a65074914a53c2d0cd8951b49/FLAGdd8216b84 [2025-03-04 04:48:07,168 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f1e4d527/0bd49c5a65074914a53c2d0cd8951b49 [2025-03-04 04:48:07,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 04:48:07,171 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 04:48:07,172 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 04:48:07,172 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 04:48:07,175 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 04:48:07,176 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 04:48:07" (1/1) ... [2025-03-04 04:48:07,177 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba29674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:48:07, skipping insertion in model container [2025-03-04 04:48:07,177 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 04:48:07" (1/1) ... [2025-03-04 04:48:07,246 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 04:48:08,861 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i[238430,238443] [2025-03-04 04:48:08,905 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 04:48:08,934 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 04:48:09,060 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [4621] [2025-03-04 04:48:09,064 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [4680] [2025-03-04 04:48:09,064 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [4688] [2025-03-04 04:48:09,065 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [4695] [2025-03-04 04:48:09,065 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [4703] [2025-03-04 04:48:09,073 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [4817-4818] [2025-03-04 04:48:09,076 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [4846-4847] [2025-03-04 04:48:09,266 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/3515/dscv_tempdir/dscv/ri/43_2a/drivers/scsi/initio.c"), "i" (2604), "i" (12UL)); [7714-7715] [2025-03-04 04:48:09,319 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i[238430,238443] [2025-03-04 04:48:09,329 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 04:48:09,391 INFO L204 MainTranslator]: Completed translation [2025-03-04 04:48:09,392 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:48:09 WrapperNode [2025-03-04 04:48:09,394 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 04:48:09,396 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 04:48:09,396 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 04:48:09,397 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 04:48:09,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:48:09" (1/1) ... [2025-03-04 04:48:09,502 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:48:09" (1/1) ... [2025-03-04 04:48:09,715 INFO L138 Inliner]: procedures = 212, calls = 2031, calls flagged for inlining = 114, calls inlined = 111, statements flattened = 5444 [2025-03-04 04:48:09,716 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 04:48:09,717 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 04:48:09,717 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 04:48:09,717 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 04:48:09,726 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:48:09" (1/1) ... [2025-03-04 04:48:09,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:48:09" (1/1) ... [2025-03-04 04:48:09,769 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:48:09" (1/1) ... [2025-03-04 04:48:10,160 INFO L175 MemorySlicer]: Split 1351 memory accesses to 13 slices as follows [1071, 2, 71, 5, 2, 4, 5, 7, 2, 69, 12, 58, 43]. 79 percent of accesses are in the largest equivalence class. The 96 initializations are split as follows [7, 2, 62, 5, 0, 0, 5, 7, 0, 0, 8, 0, 0]. The 524 writes are split as follows [354, 0, 1, 0, 1, 1, 0, 0, 0, 66, 0, 58, 43]. [2025-03-04 04:48:10,161 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:48:09" (1/1) ... [2025-03-04 04:48:10,161 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:48:09" (1/1) ... [2025-03-04 04:48:10,334 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:48:09" (1/1) ... [2025-03-04 04:48:10,347 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:48:09" (1/1) ... [2025-03-04 04:48:10,370 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:48:09" (1/1) ... [2025-03-04 04:48:10,389 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:48:09" (1/1) ... [2025-03-04 04:48:10,429 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 04:48:10,431 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 04:48:10,431 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 04:48:10,431 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 04:48:10,432 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:48:09" (1/1) ... [2025-03-04 04:48:10,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 04:48:10,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 04:48:10,461 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) [2025-03-04 04:48:10,471 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 [2025-03-04 04:48:10,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-04 04:48:10,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-04 04:48:10,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-04 04:48:10,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-04 04:48:10,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-04 04:48:10,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-04 04:48:10,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-04 04:48:10,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-04 04:48:10,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-04 04:48:10,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-04 04:48:10,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-04 04:48:10,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-04 04:48:10,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-04 04:48:10,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-04 04:48:10,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-04 04:48:10,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-04 04:48:10,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-04 04:48:10,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-04 04:48:10,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-04 04:48:10,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-04 04:48:10,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-04 04:48:10,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-04 04:48:10,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-04 04:48:10,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-04 04:48:10,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-04 04:48:10,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-04 04:48:10,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-04 04:48:10,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-04 04:48:10,490 INFO L130 BoogieDeclarations]: Found specification of procedure initio_status_msg [2025-03-04 04:48:10,491 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_status_msg [2025-03-04 04:48:10,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-04 04:48:10,491 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-04 04:48:10,491 INFO L130 BoogieDeclarations]: Found specification of procedure initio_select_atn_stop [2025-03-04 04:48:10,491 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_select_atn_stop [2025-03-04 04:48:10,492 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin_accept [2025-03-04 04:48:10,492 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin_accept [2025-03-04 04:48:10,492 INFO L130 BoogieDeclarations]: Found specification of procedure initio_remove_one [2025-03-04 04:48:10,492 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_remove_one [2025-03-04 04:48:10,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2025-03-04 04:48:10,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2025-03-04 04:48:10,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-04 04:48:10,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-04 04:48:10,492 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2025-03-04 04:48:10,492 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2025-03-04 04:48:10,492 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-03-04 04:48:10,493 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-03-04 04:48:10,493 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_scsi_rst [2025-03-04 04:48:10,493 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_scsi_rst [2025-03-04 04:48:10,493 INFO L130 BoogieDeclarations]: Found specification of procedure initio_abort_srb [2025-03-04 04:48:10,493 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_abort_srb [2025-03-04 04:48:10,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-03-04 04:48:10,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-03-04 04:48:10,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_3 [2025-03-04 04:48:10,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_3 [2025-03-04 04:48:10,493 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-03-04 04:48:10,494 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-03-04 04:48:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure initio_next_state [2025-03-04 04:48:10,494 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_next_state [2025-03-04 04:48:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-04 04:48:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-04 04:48:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-04 04:48:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-04 04:48:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-04 04:48:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-04 04:48:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-04 04:48:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-04 04:48:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-04 04:48:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-04 04:48:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-04 04:48:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-03-04 04:48:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-03-04 04:48:10,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-04 04:48:10,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-04 04:48:10,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-04 04:48:10,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-04 04:48:10,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-04 04:48:10,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-04 04:48:10,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-04 04:48:10,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-04 04:48:10,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-04 04:48:10,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-04 04:48:10,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-04 04:48:10,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-03-04 04:48:10,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-04 04:48:10,495 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_pend_scb [2025-03-04 04:48:10,495 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_pend_scb [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-03-04 04:48:10,495 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_busy_scb [2025-03-04 04:48:10,495 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_busy_scb [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2025-03-04 04:48:10,495 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_reject [2025-03-04 04:48:10,495 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_reject [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_rd_all [2025-03-04 04:48:10,495 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_rd_all [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2025-03-04 04:48:10,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-03-04 04:48:10,495 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-04 04:48:10,495 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure initio_release_scb [2025-03-04 04:48:10,495 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_release_scb [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_scsi [2025-03-04 04:48:10,495 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_scsi [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2025-03-04 04:48:10,495 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2025-03-04 04:48:10,495 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2025-03-04 04:48:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-04 04:48:10,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-04 04:48:10,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-04 04:48:10,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-04 04:48:10,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-04 04:48:10,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-04 04:48:10,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-04 04:48:10,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-04 04:48:10,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-04 04:48:10,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-04 04:48:10,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-04 04:48:10,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-04 04:48:10,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-04 04:48:10,497 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-03-04 04:48:10,497 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-03-04 04:48:10,497 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_targ [2025-03-04 04:48:10,497 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_targ [2025-03-04 04:48:10,497 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2025-03-04 04:48:10,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2025-03-04 04:48:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-04 04:48:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-04 04:48:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-04 04:48:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-04 04:48:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-04 04:48:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-04 04:48:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-04 04:48:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-04 04:48:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-04 04:48:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-04 04:48:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-04 04:48:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-04 04:48:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-04 04:48:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_instr [2025-03-04 04:48:10,498 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_instr [2025-03-04 04:48:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-04 04:48:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-04 04:48:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-04 04:48:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-04 04:48:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-04 04:48:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-04 04:48:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-04 04:48:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-04 04:48:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-04 04:48:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-04 04:48:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-04 04:48:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-04 04:48:10,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-04 04:48:10,500 INFO L130 BoogieDeclarations]: Found specification of procedure initio_find_first_pend_scb [2025-03-04 04:48:10,500 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_find_first_pend_scb [2025-03-04 04:48:10,500 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-03-04 04:48:10,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-03-04 04:48:10,500 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_busy_scb [2025-03-04 04:48:10,500 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_busy_scb [2025-03-04 04:48:10,500 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_done_disc [2025-03-04 04:48:10,500 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_done_disc [2025-03-04 04:48:10,500 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2025-03-04 04:48:10,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2025-03-04 04:48:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-04 04:48:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-04 04:48:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-04 04:48:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-04 04:48:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-04 04:48:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-04 04:48:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-04 04:48:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-04 04:48:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-04 04:48:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-04 04:48:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-04 04:48:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-04 04:48:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-04 04:48:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2025-03-04 04:48:10,501 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2025-03-04 04:48:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure initio_stop_bm [2025-03-04 04:48:10,502 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_stop_bm [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2025-03-04 04:48:10,502 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure wait_tulip [2025-03-04 04:48:10,502 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_tulip [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-04 04:48:10,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure initio_pop_busy_scb [2025-03-04 04:48:10,502 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_pop_busy_scb [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure initio_bad_seq [2025-03-04 04:48:10,502 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_bad_seq [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2025-03-04 04:48:10,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_resel [2025-03-04 04:48:10,502 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_resel [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2025-03-04 04:48:10,502 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_tag [2025-03-04 04:48:10,502 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_tag [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-04 04:48:10,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2025-03-04 04:48:10,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2025-03-04 04:48:10,502 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure initio_reset_scsi [2025-03-04 04:48:10,502 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_reset_scsi [2025-03-04 04:48:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_done_scb [2025-03-04 04:48:10,502 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_done_scb [2025-03-04 04:48:10,503 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_pend_scb [2025-03-04 04:48:10,503 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_pend_scb [2025-03-04 04:48:10,503 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin [2025-03-04 04:48:10,503 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin [2025-03-04 04:48:10,503 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2025-03-04 04:48:10,503 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2025-03-04 04:48:10,503 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_main [2025-03-04 04:48:10,503 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_main [2025-03-04 04:48:10,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 04:48:10,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-04 04:48:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-04 04:48:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-04 04:48:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-04 04:48:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-04 04:48:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-04 04:48:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-04 04:48:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-04 04:48:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-04 04:48:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-04 04:48:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-04 04:48:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-04 04:48:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2025-03-04 04:48:10,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2025-03-04 04:48:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_busfree [2025-03-04 04:48:10,504 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_busfree [2025-03-04 04:48:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure initio_sync_done [2025-03-04 04:48:10,504 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_sync_done [2025-03-04 04:48:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_disc [2025-03-04 04:48:10,504 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_disc [2025-03-04 04:48:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 04:48:10,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 04:48:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2025-03-04 04:48:10,504 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2025-03-04 04:48:11,097 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 04:48:11,100 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 04:48:11,119 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-04 04:48:11,343 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4742: havoc dev_get_drvdata_#t~mem42#1.base, dev_get_drvdata_#t~mem42#1.offset; [2025-03-04 04:48:11,353 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4924: havoc #t~mem115; [2025-03-04 04:48:12,268 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7117: havoc #t~mem829; [2025-03-04 04:48:12,307 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8711: havoc #t~nondet1264; [2025-03-04 04:48:12,536 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4796: havoc #t~mem72.base, #t~mem72.offset; [2025-03-04 04:48:12,601 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8649: havoc #t~nondet1257; [2025-03-04 04:48:12,806 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7583: havoc #t~mem1062; [2025-03-04 04:48:12,806 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7586: havoc #t~mem1063; [2025-03-04 04:48:13,389 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7155: havoc initio_msgin_extend_#t~mem834#1; [2025-03-04 04:48:13,389 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7172: havoc initio_msgin_extend_#t~mem841#1; [2025-03-04 04:48:13,390 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7091: havoc #t~mem818#1; [2025-03-04 04:48:13,390 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7260: havoc initio_msgin_extend_#t~mem907#1; [2025-03-04 04:48:13,390 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7212: havoc initio_msgin_extend_#t~mem866#1; [2025-03-04 04:48:13,632 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4912: havoc scsi_sg_count_#t~mem113#1; [2025-03-04 04:48:22,418 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8690: havoc ldv_shutdown_2_#t~nondet1260#1; [2025-03-04 04:48:22,418 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8658: havoc __request_region_#t~ret1258#1.base, __request_region_#t~ret1258#1.offset; [2025-03-04 04:48:22,418 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8726: havoc scsi_dma_map_#t~nondet1267#1; [2025-03-04 04:48:22,418 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8697: havoc pci_bus_read_config_dword_#t~nondet1262#1; [2025-03-04 04:48:22,418 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8732: havoc scsi_host_alloc_#t~ret1268#1.base, scsi_host_alloc_#t~ret1268#1.offset; [2025-03-04 04:48:22,418 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7909: call ULTIMATE.dealloc(initio_probe_one_~#reg~0#1.base, initio_probe_one_~#reg~0#1.offset);havoc initio_probe_one_~#reg~0#1.base, initio_probe_one_~#reg~0#1.offset;call ULTIMATE.dealloc(initio_probe_one_~#__key~0#1.base, initio_probe_one_~#__key~0#1.offset);havoc initio_probe_one_~#__key~0#1.base, initio_probe_one_~#__key~0#1.offset;call ULTIMATE.dealloc(initio_probe_one_~#__key___0~0#1.base, initio_probe_one_~#__key___0~0#1.offset);havoc initio_probe_one_~#__key___0~0#1.base, initio_probe_one_~#__key___0~0#1.offset; [2025-03-04 04:48:22,418 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8704: havoc pci_enable_device_#t~nondet1263#1; [2025-03-04 04:48:22,418 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8677: havoc dma_set_mask_#t~nondet1259#1; [2025-03-04 04:48:22,419 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8645: havoc __pci_register_driver_#t~nondet1256#1; [2025-03-04 04:48:22,419 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8744: havoc sg_next_#t~ret1269#1.base, sg_next_#t~ret1269#1.offset; [2025-03-04 04:48:22,419 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8715: havoc request_threaded_irq_#t~nondet1265#1; [2025-03-04 04:48:22,419 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4918: havoc scsi_sglist_#t~mem114#1.base, scsi_sglist_#t~mem114#1.offset; [2025-03-04 04:48:22,419 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8719: havoc scsi_add_host_with_dma_#t~nondet1266#1; [2025-03-04 04:48:22,419 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8260: call ULTIMATE.dealloc(main_~#ldvarg3~0#1.base, main_~#ldvarg3~0#1.offset);havoc main_~#ldvarg3~0#1.base, main_~#ldvarg3~0#1.offset; [2025-03-04 04:48:23,254 INFO L? ?]: Removed 2149 outVars from TransFormulas that were not future-live. [2025-03-04 04:48:23,255 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 04:48:23,353 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 04:48:23,356 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 04:48:23,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 04:48:23 BoogieIcfgContainer [2025-03-04 04:48:23,357 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 04:48:23,359 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 04:48:23,359 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 04:48:23,362 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 04:48:23,362 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 04:48:07" (1/3) ... [2025-03-04 04:48:23,362 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c3f160c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 04:48:23, skipping insertion in model container [2025-03-04 04:48:23,363 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:48:09" (2/3) ... [2025-03-04 04:48:23,363 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c3f160c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 04:48:23, skipping insertion in model container [2025-03-04 04:48:23,363 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 04:48:23" (3/3) ... [2025-03-04 04:48:23,363 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i [2025-03-04 04:48:23,377 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 04:48:23,379 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i that has 78 procedures, 2311 locations, 1 initial locations, 15 loop locations, and 1 error locations. [2025-03-04 04:48:23,476 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 04:48:23,483 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;@17965273, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 04:48:23,486 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-04 04:48:23,496 INFO L276 IsEmpty]: Start isEmpty. Operand has 2266 states, 1676 states have (on average 1.3955847255369929) internal successors, (2339), 1712 states have internal predecessors, (2339), 523 states have call successors, (523), 66 states have call predecessors, (523), 65 states have return successors, (517), 511 states have call predecessors, (517), 517 states have call successors, (517) [2025-03-04 04:48:23,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2025-03-04 04:48:23,517 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:48:23,517 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 04:48:23,518 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:48:23,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:48:23,523 INFO L85 PathProgramCache]: Analyzing trace with hash -478528517, now seen corresponding path program 1 times [2025-03-04 04:48:23,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:48:23,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152997561] [2025-03-04 04:48:23,529 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:48:23,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:48:27,068 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 132 statements into 1 equivalence classes. [2025-03-04 04:48:27,313 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 132 of 132 statements. [2025-03-04 04:48:27,314 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:48:27,314 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:48:27,682 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2025-03-04 04:48:27,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:48:27,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152997561] [2025-03-04 04:48:27,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152997561] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 04:48:27,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1251562437] [2025-03-04 04:48:27,685 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:48:27,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 04:48:27,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 04:48:27,687 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-04 04:48:27,689 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-04 04:48:31,010 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 132 statements into 1 equivalence classes. [2025-03-04 04:48:31,324 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 132 of 132 statements. [2025-03-04 04:48:31,325 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:48:31,325 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:48:31,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 3269 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-04 04:48:31,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 04:48:31,361 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2025-03-04 04:48:31,361 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 04:48:31,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1251562437] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:48:31,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 04:48:31,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-04 04:48:31,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109260165] [2025-03-04 04:48:31,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:48:31,366 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-04 04:48:31,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:48:31,379 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-04 04:48:31,380 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 04:48:31,385 INFO L87 Difference]: Start difference. First operand has 2266 states, 1676 states have (on average 1.3955847255369929) internal successors, (2339), 1712 states have internal predecessors, (2339), 523 states have call successors, (523), 66 states have call predecessors, (523), 65 states have return successors, (517), 511 states have call predecessors, (517), 517 states have call successors, (517) Second operand has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-04 04:48:32,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:48:32,666 INFO L93 Difference]: Finished difference Result 4527 states and 6852 transitions. [2025-03-04 04:48:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-04 04:48:32,668 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 132 [2025-03-04 04:48:32,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:48:32,703 INFO L225 Difference]: With dead ends: 4527 [2025-03-04 04:48:32,703 INFO L226 Difference]: Without dead ends: 2246 [2025-03-04 04:48:32,724 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 04:48:32,728 INFO L435 NwaCegarLoop]: 3219 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3219 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2025-03-04 04:48:32,729 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3219 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-03-04 04:48:32,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2246 states. [2025-03-04 04:48:32,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2246 to 2246. [2025-03-04 04:48:32,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2246 states, 1664 states have (on average 1.3743990384615385) internal successors, (2287), 1692 states have internal predecessors, (2287), 517 states have call successors, (517), 65 states have call predecessors, (517), 64 states have return successors, (516), 510 states have call predecessors, (516), 516 states have call successors, (516) [2025-03-04 04:48:32,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 2246 states and 3320 transitions. [2025-03-04 04:48:32,928 INFO L78 Accepts]: Start accepts. Automaton has 2246 states and 3320 transitions. Word has length 132 [2025-03-04 04:48:32,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:48:32,930 INFO L471 AbstractCegarLoop]: Abstraction has 2246 states and 3320 transitions. [2025-03-04 04:48:32,931 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-04 04:48:32,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 3320 transitions. [2025-03-04 04:48:32,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2025-03-04 04:48:32,936 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:48:32,937 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 04:48:32,952 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-04 04:48:33,137 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-04 04:48:33,138 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:48:33,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:48:33,138 INFO L85 PathProgramCache]: Analyzing trace with hash 978755775, now seen corresponding path program 1 times [2025-03-04 04:48:33,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:48:33,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550178662] [2025-03-04 04:48:33,138 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:48:33,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:48:36,002 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 132 statements into 1 equivalence classes. [2025-03-04 04:48:36,075 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 132 of 132 statements. [2025-03-04 04:48:36,075 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:48:36,075 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:48:36,419 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2025-03-04 04:48:36,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:48:36,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550178662] [2025-03-04 04:48:36,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550178662] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:48:36,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 04:48:36,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 04:48:36,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700412457] [2025-03-04 04:48:36,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:48:36,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 04:48:36,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:48:36,420 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 04:48:36,420 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 04:48:36,420 INFO L87 Difference]: Start difference. First operand 2246 states and 3320 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2025-03-04 04:48:39,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:48:39,045 INFO L93 Difference]: Finished difference Result 6367 states and 9418 transitions. [2025-03-04 04:48:39,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 04:48:39,047 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 132 [2025-03-04 04:48:39,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:48:39,077 INFO L225 Difference]: With dead ends: 6367 [2025-03-04 04:48:39,078 INFO L226 Difference]: Without dead ends: 4141 [2025-03-04 04:48:39,092 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 [2025-03-04 04:48:39,093 INFO L435 NwaCegarLoop]: 3620 mSDtfsCounter, 2821 mSDsluCounter, 3153 mSDsCounter, 0 mSdLazyCounter, 291 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2821 SdHoareTripleChecker+Valid, 6773 SdHoareTripleChecker+Invalid, 293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2025-03-04 04:48:39,093 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2821 Valid, 6773 Invalid, 293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 291 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2025-03-04 04:48:39,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4141 states. [2025-03-04 04:48:39,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4141 to 4140. [2025-03-04 04:48:39,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4140 states, 3080 states have (on average 1.3782467532467533) internal successors, (4245), 3130 states have internal predecessors, (4245), 939 states have call successors, (939), 121 states have call predecessors, (939), 120 states have return successors, (938), 927 states have call predecessors, (938), 938 states have call successors, (938) [2025-03-04 04:48:39,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4140 states to 4140 states and 6122 transitions. [2025-03-04 04:48:39,269 INFO L78 Accepts]: Start accepts. Automaton has 4140 states and 6122 transitions. Word has length 132 [2025-03-04 04:48:39,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:48:39,271 INFO L471 AbstractCegarLoop]: Abstraction has 4140 states and 6122 transitions. [2025-03-04 04:48:39,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2025-03-04 04:48:39,272 INFO L276 IsEmpty]: Start isEmpty. Operand 4140 states and 6122 transitions. [2025-03-04 04:48:39,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2025-03-04 04:48:39,286 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:48:39,286 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 04:48:39,286 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-04 04:48:39,286 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:48:39,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:48:39,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1190800079, now seen corresponding path program 1 times [2025-03-04 04:48:39,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:48:39,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797799573] [2025-03-04 04:48:39,287 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:48:39,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:48:41,997 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-03-04 04:48:42,081 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-03-04 04:48:42,082 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:48:42,082 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:48:42,374 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2025-03-04 04:48:42,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:48:42,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797799573] [2025-03-04 04:48:42,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797799573] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:48:42,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 04:48:42,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 04:48:42,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693238187] [2025-03-04 04:48:42,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:48:42,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 04:48:42,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:48:42,377 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 04:48:42,377 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 04:48:42,377 INFO L87 Difference]: Start difference. First operand 4140 states and 6122 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2025-03-04 04:48:44,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:48:44,516 INFO L93 Difference]: Finished difference Result 4144 states and 6126 transitions. [2025-03-04 04:48:44,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 04:48:44,517 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 161 [2025-03-04 04:48:44,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:48:44,539 INFO L225 Difference]: With dead ends: 4144 [2025-03-04 04:48:44,539 INFO L226 Difference]: Without dead ends: 4141 [2025-03-04 04:48:44,541 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 [2025-03-04 04:48:44,542 INFO L435 NwaCegarLoop]: 3190 mSDtfsCounter, 0 mSDsluCounter, 3184 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6374 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2025-03-04 04:48:44,542 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6374 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 265 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2025-03-04 04:48:44,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4141 states. [2025-03-04 04:48:44,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4141 to 4141. [2025-03-04 04:48:44,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4141 states, 3081 states have (on average 1.3781239857189225) internal successors, (4246), 3131 states have internal predecessors, (4246), 939 states have call successors, (939), 121 states have call predecessors, (939), 120 states have return successors, (938), 927 states have call predecessors, (938), 938 states have call successors, (938) [2025-03-04 04:48:44,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4141 states to 4141 states and 6123 transitions. [2025-03-04 04:48:44,681 INFO L78 Accepts]: Start accepts. Automaton has 4141 states and 6123 transitions. Word has length 161 [2025-03-04 04:48:44,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:48:44,682 INFO L471 AbstractCegarLoop]: Abstraction has 4141 states and 6123 transitions. [2025-03-04 04:48:44,682 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2025-03-04 04:48:44,683 INFO L276 IsEmpty]: Start isEmpty. Operand 4141 states and 6123 transitions. [2025-03-04 04:48:44,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2025-03-04 04:48:44,688 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:48:44,689 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 04:48:44,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-04 04:48:44,689 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:48:44,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:48:44,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1834830673, now seen corresponding path program 1 times [2025-03-04 04:48:44,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:48:44,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600261919] [2025-03-04 04:48:44,691 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:48:44,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:48:47,413 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-03-04 04:48:47,501 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-03-04 04:48:47,501 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:48:47,501 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:48:48,129 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2025-03-04 04:48:48,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:48:48,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600261919] [2025-03-04 04:48:48,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600261919] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:48:48,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 04:48:48,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-04 04:48:48,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503442684] [2025-03-04 04:48:48,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:48:48,130 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-04 04:48:48,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:48:48,131 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-04 04:48:48,131 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-04 04:48:48,131 INFO L87 Difference]: Start difference. First operand 4141 states and 6123 transitions. Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2025-03-04 04:48:52,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:48:52,813 INFO L93 Difference]: Finished difference Result 11444 states and 16994 transitions. [2025-03-04 04:48:52,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-04 04:48:52,813 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 163 [2025-03-04 04:48:52,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:48:52,820 INFO L225 Difference]: With dead ends: 11444 [2025-03-04 04:48:52,821 INFO L226 Difference]: Without dead ends: 0 [2025-03-04 04:48:52,865 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-04 04:48:52,867 INFO L435 NwaCegarLoop]: 5390 mSDtfsCounter, 3125 mSDsluCounter, 7785 mSDsCounter, 0 mSdLazyCounter, 578 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3125 SdHoareTripleChecker+Valid, 13175 SdHoareTripleChecker+Invalid, 579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2025-03-04 04:48:52,868 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3125 Valid, 13175 Invalid, 579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 578 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2025-03-04 04:48:52,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-03-04 04:48:52,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-03-04 04:48:52,871 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) [2025-03-04 04:48:52,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-03-04 04:48:52,877 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 163 [2025-03-04 04:48:52,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:48:52,878 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 04:48:52,878 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2025-03-04 04:48:52,878 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-03-04 04:48:52,878 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-03-04 04:48:52,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-04 04:48:52,882 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-04 04:48:52,885 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-04 04:48:52,887 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.