./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-32_7a-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-32_7a-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 9a12ad8c8f82d9497d9fb295ce6f252aae97c90123ce998a3f7bb078893d44d4 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 04:31:41,491 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 04:31:41,545 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-04 04:31:41,548 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 04:31:41,549 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 04:31:41,568 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 04:31:41,569 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 04:31:41,569 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 04:31:41,569 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 04:31:41,570 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 04:31:41,570 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 04:31:41,570 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 04:31:41,571 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 04:31:41,571 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 04:31:41,571 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 04:31:41,571 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 04:31:41,571 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 04:31:41,571 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 04:31:41,571 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 04:31:41,572 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 04:31:41,572 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 04:31:41,572 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 04:31:41,572 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 04:31:41,572 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 04:31:41,572 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 04:31:41,572 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 04:31:41,572 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 04:31:41,572 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 04:31:41,572 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 04:31:41,572 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 04:31:41,572 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 04:31:41,573 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 04:31:41,573 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 04:31:41,573 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 04:31:41,573 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 04:31:41,573 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 04:31:41,573 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 04:31:41,573 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 04:31:41,574 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 04:31:41,574 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 04:31:41,574 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 -> 9a12ad8c8f82d9497d9fb295ce6f252aae97c90123ce998a3f7bb078893d44d4 [2025-03-04 04:31:41,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 04:31:41,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 04:31:41,840 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 04:31:41,841 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 04:31:41,841 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 04:31:41,843 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i [2025-03-04 04:31:43,003 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a36eb1f07/7a7083f9c9424fd1bf39ec2af6e08563/FLAG3ee6b1edc [2025-03-04 04:31:43,438 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 04:31:43,439 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i [2025-03-04 04:31:43,475 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a36eb1f07/7a7083f9c9424fd1bf39ec2af6e08563/FLAG3ee6b1edc [2025-03-04 04:31:43,491 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a36eb1f07/7a7083f9c9424fd1bf39ec2af6e08563 [2025-03-04 04:31:43,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 04:31:43,495 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 04:31:43,496 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 04:31:43,497 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 04:31:43,499 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 04:31:43,500 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 04:31:43" (1/1) ... [2025-03-04 04:31:43,502 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@404591c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:31:43, skipping insertion in model container [2025-03-04 04:31:43,502 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 04:31:43" (1/1) ... [2025-03-04 04:31:43,589 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 04:31:45,100 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-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i[240484,240497] [2025-03-04 04:31:45,187 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 04:31:45,220 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 04:31:45,286 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [4519] [2025-03-04 04:31:45,293 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [4683] [2025-03-04 04:31:45,293 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [4691] [2025-03-04 04:31:45,293 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [4698] [2025-03-04 04:31:45,294 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [4706] [2025-03-04 04:31:45,303 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)); [4841-4842] [2025-03-04 04:31:45,305 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)); [4870-4871] [2025-03-04 04:31:45,508 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/6308/dscv_tempdir/dscv/ri/32_7a/drivers/scsi/initio.c"), "i" (2604), "i" (12UL)); [7752-7753] [2025-03-04 04:31:45,545 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-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i[240484,240497] [2025-03-04 04:31:45,552 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 04:31:45,611 INFO L204 MainTranslator]: Completed translation [2025-03-04 04:31:45,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:31:45 WrapperNode [2025-03-04 04:31:45,612 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 04:31:45,613 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 04:31:45,613 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 04:31:45,614 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 04:31:45,618 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:31:45" (1/1) ... [2025-03-04 04:31:45,687 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:31:45" (1/1) ... [2025-03-04 04:31:45,867 INFO L138 Inliner]: procedures = 249, calls = 2100, calls flagged for inlining = 112, calls inlined = 108, statements flattened = 5458 [2025-03-04 04:31:45,868 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 04:31:45,868 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 04:31:45,868 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 04:31:45,868 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 04:31:45,875 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:31:45" (1/1) ... [2025-03-04 04:31:45,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:31:45" (1/1) ... [2025-03-04 04:31:45,902 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:31:45" (1/1) ... [2025-03-04 04:31:46,236 INFO L175 MemorySlicer]: Split 1353 memory accesses to 13 slices as follows [2, 5, 1073, 5, 4, 2, 71, 7, 69, 12, 2, 58, 43]. 79 percent of accesses are in the largest equivalence class. The 96 initializations are split as follows [2, 5, 7, 5, 0, 0, 62, 7, 0, 8, 0, 0, 0]. The 524 writes are split as follows [0, 0, 354, 0, 1, 1, 1, 0, 66, 0, 0, 58, 43]. [2025-03-04 04:31:46,237 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:31:45" (1/1) ... [2025-03-04 04:31:46,237 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:31:45" (1/1) ... [2025-03-04 04:31:46,350 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:31:45" (1/1) ... [2025-03-04 04:31:46,364 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:31:45" (1/1) ... [2025-03-04 04:31:46,451 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:31:45" (1/1) ... [2025-03-04 04:31:46,463 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:31:45" (1/1) ... [2025-03-04 04:31:46,503 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 04:31:46,504 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 04:31:46,505 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 04:31:46,505 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 04:31:46,506 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:31:45" (1/1) ... [2025-03-04 04:31:46,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 04:31:46,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 04:31:46,548 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 04:31:46,552 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 04:31:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-04 04:31:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-04 04:31:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-04 04:31:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-04 04:31:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-04 04:31:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-04 04:31:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-04 04:31:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-04 04:31:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-04 04:31:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-04 04:31:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-04 04:31:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-04 04:31:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-04 04:31:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-04 04:31:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-04 04:31:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-04 04:31:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-04 04:31:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-04 04:31:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-04 04:31:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-04 04:31:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-04 04:31:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-04 04:31:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-04 04:31:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-04 04:31:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-04 04:31:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-04 04:31:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-04 04:31:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-04 04:31:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure initio_status_msg [2025-03-04 04:31:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_status_msg [2025-03-04 04:31:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-04 04:31:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-04 04:31:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure initio_select_atn_stop [2025-03-04 04:31:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_select_atn_stop [2025-03-04 04:31:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin_accept [2025-03-04 04:31:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin_accept [2025-03-04 04:31:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure initio_remove_one [2025-03-04 04:31:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_remove_one [2025-03-04 04:31:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-04 04:31:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-04 04:31:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2025-03-04 04:31:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2025-03-04 04:31:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-03-04 04:31:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-03-04 04:31:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_scsi_rst [2025-03-04 04:31:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_scsi_rst [2025-03-04 04:31:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure initio_abort_srb [2025-03-04 04:31:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_abort_srb [2025-03-04 04:31:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-03-04 04:31:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-03-04 04:31:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_3 [2025-03-04 04:31:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_3 [2025-03-04 04:31:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-03-04 04:31:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-03-04 04:31:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure initio_next_state [2025-03-04 04:31:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_next_state [2025-03-04 04:31:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-04 04:31:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-04 04:31:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-04 04:31:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-04 04:31:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-04 04:31:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-04 04:31:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-04 04:31:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-04 04:31:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-04 04:31:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-04 04:31:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-04 04:31:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-03-04 04:31:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-03-04 04:31:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-04 04:31:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-04 04:31:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-04 04:31:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-04 04:31:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-04 04:31:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-04 04:31:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-04 04:31:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-04 04:31:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-04 04:31:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-04 04:31:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-04 04:31:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-03-04 04:31:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-03-04 04:31:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-04 04:31:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_pend_scb [2025-03-04 04:31:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_pend_scb [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-03-04 04:31:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_busy_scb [2025-03-04 04:31:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_busy_scb [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2025-03-04 04:31:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_reject [2025-03-04 04:31:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_reject [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_rd_all [2025-03-04 04:31:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_rd_all [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-03-04 04:31:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-03-04 04:31:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-04 04:31:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure initio_release_scb [2025-03-04 04:31:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_release_scb [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_scsi [2025-03-04 04:31:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_scsi [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2025-03-04 04:31:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2025-03-04 04:31:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2025-03-04 04:31:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-03-04 04:31:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_targ [2025-03-04 04:31:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_targ [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2025-03-04 04:31:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-04 04:31:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-04 04:31:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-04 04:31:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-04 04:31:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-04 04:31:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-04 04:31:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-04 04:31:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-04 04:31:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-04 04:31:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_instr [2025-03-04 04:31:46,584 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_instr [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure initio_find_first_pend_scb [2025-03-04 04:31:46,584 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_find_first_pend_scb [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-03-04 04:31:46,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_busy_scb [2025-03-04 04:31:46,584 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_busy_scb [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_done_disc [2025-03-04 04:31:46,584 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_done_disc [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2025-03-04 04:31:46,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-04 04:31:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-04 04:31:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2025-03-04 04:31:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2025-03-04 04:31:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure initio_stop_bm [2025-03-04 04:31:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_stop_bm [2025-03-04 04:31:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2025-03-04 04:31:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2025-03-04 04:31:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure wait_tulip [2025-03-04 04:31:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_tulip [2025-03-04 04:31:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-04 04:31:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-04 04:31:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure initio_pop_busy_scb [2025-03-04 04:31:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_pop_busy_scb [2025-03-04 04:31:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure initio_bad_seq [2025-03-04 04:31:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_bad_seq [2025-03-04 04:31:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2025-03-04 04:31:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2025-03-04 04:31:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_resel [2025-03-04 04:31:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_resel [2025-03-04 04:31:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-04 04:31:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2025-03-04 04:31:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2025-03-04 04:31:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 04:31:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_tag [2025-03-04 04:31:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_tag [2025-03-04 04:31:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-04 04:31:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-04 04:31:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-04 04:31:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-04 04:31:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-04 04:31:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-04 04:31:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-04 04:31:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-04 04:31:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-04 04:31:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-04 04:31:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-04 04:31:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-04 04:31:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-04 04:31:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-04 04:31:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-04 04:31:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2025-03-04 04:31:46,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2025-03-04 04:31:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2025-03-04 04:31:46,586 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2025-03-04 04:31:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure initio_reset_scsi [2025-03-04 04:31:46,586 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_reset_scsi [2025-03-04 04:31:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_done_scb [2025-03-04 04:31:46,586 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_done_scb [2025-03-04 04:31:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_pend_scb [2025-03-04 04:31:46,586 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_pend_scb [2025-03-04 04:31:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin [2025-03-04 04:31:46,586 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin [2025-03-04 04:31:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2025-03-04 04:31:46,587 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2025-03-04 04:31:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_main [2025-03-04 04:31:46,587 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_main [2025-03-04 04:31:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 04:31:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-04 04:31:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-04 04:31:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-04 04:31:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-04 04:31:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-04 04:31:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-04 04:31:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-04 04:31:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-04 04:31:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-04 04:31:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-04 04:31:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-04 04:31:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-04 04:31:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2025-03-04 04:31:46,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2025-03-04 04:31:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_busfree [2025-03-04 04:31:46,587 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_busfree [2025-03-04 04:31:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure initio_sync_done [2025-03-04 04:31:46,588 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_sync_done [2025-03-04 04:31:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_disc [2025-03-04 04:31:46,588 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_disc [2025-03-04 04:31:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 04:31:46,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 04:31:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2025-03-04 04:31:46,588 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2025-03-04 04:31:47,156 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 04:31:47,158 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 04:31:47,170 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-04 04:31:47,366 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4766: havoc dev_get_drvdata_#t~mem48#1.base, dev_get_drvdata_#t~mem48#1.offset; [2025-03-04 04:31:47,385 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4948: havoc #t~mem121; [2025-03-04 04:31:48,185 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7153: havoc #t~mem847; [2025-03-04 04:31:48,216 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9189: havoc #t~nondet1309; [2025-03-04 04:31:48,384 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9135: havoc #t~nondet1303; [2025-03-04 04:31:48,393 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4820: havoc #t~mem78.base, #t~mem78.offset; [2025-03-04 04:31:48,462 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9119: havoc #t~nondet1301; [2025-03-04 04:31:48,693 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7622: havoc #t~mem1081; [2025-03-04 04:31:48,693 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7619: havoc #t~mem1080; [2025-03-04 04:31:49,333 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7191: havoc initio_msgin_extend_#t~mem852#1; [2025-03-04 04:31:49,333 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7208: havoc initio_msgin_extend_#t~mem859#1; [2025-03-04 04:31:49,333 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7127: havoc #t~mem836#1; [2025-03-04 04:31:49,333 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7296: havoc initio_msgin_extend_#t~mem925#1; [2025-03-04 04:31:49,333 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7248: havoc initio_msgin_extend_#t~mem884#1; [2025-03-04 04:31:49,616 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4936: havoc scsi_sg_count_#t~mem119#1; [2025-03-04 04:31:57,700 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9222: havoc sg_next_#t~ret1314#1.base, sg_next_#t~ret1314#1.offset; [2025-03-04 04:31:57,700 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8300: 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 04:31:57,700 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9193: havoc request_threaded_irq_#t~nondet1310#1; [2025-03-04 04:31:57,700 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9161: havoc ldv_shutdown_2_#t~nondet1305#1; [2025-03-04 04:31:57,700 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9128: havoc __request_region_#t~ret1302#1.base, __request_region_#t~ret1302#1.offset; [2025-03-04 04:31:57,700 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9197: havoc scsi_add_host_with_dma_#t~nondet1311#1; [2025-03-04 04:31:57,700 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4942: havoc scsi_sglist_#t~mem120#1.base, scsi_sglist_#t~mem120#1.offset; [2025-03-04 04:31:57,701 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9204: havoc scsi_dma_map_#t~nondet1312#1; [2025-03-04 04:31:57,701 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7949: 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 04:31:57,701 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4714: havoc __kmalloc_#t~ret43#1.base, __kmalloc_#t~ret43#1.offset; [2025-03-04 04:31:57,701 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9175: havoc pci_bus_read_config_dword_#t~nondet1307#1; [2025-03-04 04:31:57,701 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9210: havoc scsi_host_alloc_#t~ret1313#1.base, scsi_host_alloc_#t~ret1313#1.offset; [2025-03-04 04:31:57,701 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9115: havoc __pci_register_driver_#t~nondet1300#1; [2025-03-04 04:31:57,701 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9182: havoc pci_enable_device_#t~nondet1308#1; [2025-03-04 04:31:57,701 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9151: havoc dma_set_mask_#t~nondet1304#1; [2025-03-04 04:31:58,438 INFO L? ?]: Removed 2133 outVars from TransFormulas that were not future-live. [2025-03-04 04:31:58,438 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 04:31:58,543 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 04:31:58,544 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 04:31:58,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 04:31:58 BoogieIcfgContainer [2025-03-04 04:31:58,544 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 04:31:58,546 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 04:31:58,546 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 04:31:58,550 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 04:31:58,550 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 04:31:43" (1/3) ... [2025-03-04 04:31:58,551 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e4eea2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 04:31:58, skipping insertion in model container [2025-03-04 04:31:58,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:31:45" (2/3) ... [2025-03-04 04:31:58,552 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e4eea2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 04:31:58, skipping insertion in model container [2025-03-04 04:31:58,552 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 04:31:58" (3/3) ... [2025-03-04 04:31:58,553 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i [2025-03-04 04:31:58,564 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 04:31:58,567 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i that has 77 procedures, 2316 locations, 1 initial locations, 15 loop locations, and 1 error locations. [2025-03-04 04:31:58,667 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 04:31:58,679 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;@67d123c7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 04:31:58,679 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-04 04:31:58,690 INFO L276 IsEmpty]: Start isEmpty. Operand has 2271 states, 1676 states have (on average 1.3955847255369929) internal successors, (2339), 1714 states have internal predecessors, (2339), 529 states have call successors, (529), 65 states have call predecessors, (529), 64 states have return successors, (523), 517 states have call predecessors, (523), 523 states have call successors, (523) [2025-03-04 04:31:58,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2025-03-04 04:31:58,699 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:31:58,700 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:31:58,700 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:31:58,703 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:31:58,704 INFO L85 PathProgramCache]: Analyzing trace with hash -2039025016, now seen corresponding path program 1 times [2025-03-04 04:31:58,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:31:58,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565061619] [2025-03-04 04:31:58,710 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:31:58,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:32:02,094 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 93 statements into 1 equivalence classes. [2025-03-04 04:32:02,380 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 93 of 93 statements. [2025-03-04 04:32:02,380 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:32:02,380 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:32:02,750 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2025-03-04 04:32:02,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:32:02,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565061619] [2025-03-04 04:32:02,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565061619] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 04:32:02,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1457410375] [2025-03-04 04:32:02,752 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:32:02,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 04:32:02,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 04:32:02,754 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 04:32:02,756 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 04:32:06,210 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 93 statements into 1 equivalence classes. [2025-03-04 04:32:06,496 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 93 of 93 statements. [2025-03-04 04:32:06,496 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:32:06,496 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:32:06,507 INFO L256 TraceCheckSpWp]: Trace formula consists of 2903 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-04 04:32:06,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 04:32:06,522 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2025-03-04 04:32:06,522 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 04:32:06,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1457410375] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:32:06,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 04:32:06,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-04 04:32:06,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50821093] [2025-03-04 04:32:06,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:32:06,526 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-04 04:32:06,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:32:06,537 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-04 04:32:06,538 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 04:32:06,544 INFO L87 Difference]: Start difference. First operand has 2271 states, 1676 states have (on average 1.3955847255369929) internal successors, (2339), 1714 states have internal predecessors, (2339), 529 states have call successors, (529), 65 states have call predecessors, (529), 64 states have return successors, (523), 517 states have call predecessors, (523), 523 states have call successors, (523) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2025-03-04 04:32:08,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:32:08,175 INFO L93 Difference]: Finished difference Result 4537 states and 6876 transitions. [2025-03-04 04:32:08,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-04 04:32:08,177 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 93 [2025-03-04 04:32:08,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:32:08,216 INFO L225 Difference]: With dead ends: 4537 [2025-03-04 04:32:08,216 INFO L226 Difference]: Without dead ends: 2255 [2025-03-04 04:32:08,236 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 94 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 04:32:08,238 INFO L435 NwaCegarLoop]: 3228 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3228 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2025-03-04 04:32:08,238 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3228 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2025-03-04 04:32:08,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2255 states. [2025-03-04 04:32:08,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2255 to 2255. [2025-03-04 04:32:08,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2255 states, 1668 states have (on average 1.3735011990407673) internal successors, (2291), 1698 states have internal predecessors, (2291), 523 states have call successors, (523), 64 states have call predecessors, (523), 63 states have return successors, (520), 514 states have call predecessors, (520), 520 states have call successors, (520) [2025-03-04 04:32:08,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 2255 states and 3334 transitions. [2025-03-04 04:32:08,442 INFO L78 Accepts]: Start accepts. Automaton has 2255 states and 3334 transitions. Word has length 93 [2025-03-04 04:32:08,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:32:08,442 INFO L471 AbstractCegarLoop]: Abstraction has 2255 states and 3334 transitions. [2025-03-04 04:32:08,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2025-03-04 04:32:08,443 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 3334 transitions. [2025-03-04 04:32:08,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2025-03-04 04:32:08,445 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:32:08,445 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:32:08,458 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-04 04:32:08,646 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 04:32:08,647 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:32:08,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:32:08,647 INFO L85 PathProgramCache]: Analyzing trace with hash 30577220, now seen corresponding path program 1 times [2025-03-04 04:32:08,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:32:08,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626424172] [2025-03-04 04:32:08,647 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:32:08,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:32:11,769 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 93 statements into 1 equivalence classes. [2025-03-04 04:32:11,867 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 93 of 93 statements. [2025-03-04 04:32:11,867 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:32:11,867 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:32:12,337 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2025-03-04 04:32:12,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:32:12,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626424172] [2025-03-04 04:32:12,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626424172] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:32:12,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 04:32:12,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 04:32:12,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986515666] [2025-03-04 04:32:12,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:32:12,339 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 04:32:12,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:32:12,343 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 04:32:12,344 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 04:32:12,344 INFO L87 Difference]: Start difference. First operand 2255 states and 3334 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2025-03-04 04:32:16,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-04 04:32:20,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:32:20,461 INFO L93 Difference]: Finished difference Result 6706 states and 9928 transitions. [2025-03-04 04:32:20,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 04:32:20,461 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 93 [2025-03-04 04:32:20,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:32:20,495 INFO L225 Difference]: With dead ends: 6706 [2025-03-04 04:32:20,495 INFO L226 Difference]: Without dead ends: 4471 [2025-03-04 04:32:20,506 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 04:32:20,507 INFO L435 NwaCegarLoop]: 4230 mSDtfsCounter, 3285 mSDsluCounter, 3186 mSDsCounter, 0 mSdLazyCounter, 323 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3285 SdHoareTripleChecker+Valid, 7416 SdHoareTripleChecker+Invalid, 327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 323 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2025-03-04 04:32:20,507 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3285 Valid, 7416 Invalid, 327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 323 Invalid, 1 Unknown, 0 Unchecked, 7.9s Time] [2025-03-04 04:32:20,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4471 states. [2025-03-04 04:32:20,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4471 to 4471. [2025-03-04 04:32:20,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4471 states, 3309 states have (on average 1.3744333635539439) internal successors, (4548), 3367 states have internal predecessors, (4548), 1036 states have call successors, (1036), 126 states have call predecessors, (1036), 125 states have return successors, (1033), 1021 states have call predecessors, (1033), 1033 states have call successors, (1033) [2025-03-04 04:32:20,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4471 states to 4471 states and 6617 transitions. [2025-03-04 04:32:20,687 INFO L78 Accepts]: Start accepts. Automaton has 4471 states and 6617 transitions. Word has length 93 [2025-03-04 04:32:20,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:32:20,688 INFO L471 AbstractCegarLoop]: Abstraction has 4471 states and 6617 transitions. [2025-03-04 04:32:20,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2025-03-04 04:32:20,688 INFO L276 IsEmpty]: Start isEmpty. Operand 4471 states and 6617 transitions. [2025-03-04 04:32:20,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2025-03-04 04:32:20,691 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:32:20,691 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:32:20,691 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-04 04:32:20,691 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:32:20,692 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:32:20,692 INFO L85 PathProgramCache]: Analyzing trace with hash -309031792, now seen corresponding path program 1 times [2025-03-04 04:32:20,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:32:20,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371363864] [2025-03-04 04:32:20,692 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:32:20,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:32:23,524 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 113 statements into 1 equivalence classes. [2025-03-04 04:32:23,609 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 113 of 113 statements. [2025-03-04 04:32:23,609 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:32:23,610 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:32:23,893 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2025-03-04 04:32:23,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:32:23,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371363864] [2025-03-04 04:32:23,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371363864] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:32:23,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 04:32:23,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 04:32:23,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379645866] [2025-03-04 04:32:23,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:32:23,894 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 04:32:23,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:32:23,895 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 04:32:23,895 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 04:32:23,895 INFO L87 Difference]: Start difference. First operand 4471 states and 6617 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2025-03-04 04:32:25,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:32:25,541 INFO L93 Difference]: Finished difference Result 4489 states and 6637 transitions. [2025-03-04 04:32:25,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 04:32:25,542 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 113 [2025-03-04 04:32:25,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:32:25,567 INFO L225 Difference]: With dead ends: 4489 [2025-03-04 04:32:25,567 INFO L226 Difference]: Without dead ends: 4480 [2025-03-04 04:32:25,574 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 04:32:25,575 INFO L435 NwaCegarLoop]: 3214 mSDtfsCounter, 3329 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3329 SdHoareTripleChecker+Valid, 3224 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2025-03-04 04:32:25,575 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3329 Valid, 3224 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2025-03-04 04:32:25,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4480 states. [2025-03-04 04:32:25,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4480 to 4471. [2025-03-04 04:32:25,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4471 states, 3309 states have (on average 1.3741311574493804) internal successors, (4547), 3367 states have internal predecessors, (4547), 1036 states have call successors, (1036), 126 states have call predecessors, (1036), 125 states have return successors, (1033), 1021 states have call predecessors, (1033), 1033 states have call successors, (1033) [2025-03-04 04:32:25,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4471 states to 4471 states and 6616 transitions. [2025-03-04 04:32:25,755 INFO L78 Accepts]: Start accepts. Automaton has 4471 states and 6616 transitions. Word has length 113 [2025-03-04 04:32:25,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:32:25,756 INFO L471 AbstractCegarLoop]: Abstraction has 4471 states and 6616 transitions. [2025-03-04 04:32:25,756 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2025-03-04 04:32:25,756 INFO L276 IsEmpty]: Start isEmpty. Operand 4471 states and 6616 transitions. [2025-03-04 04:32:25,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2025-03-04 04:32:25,761 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:32:25,761 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:32:25,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-04 04:32:25,762 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:32:25,762 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:32:25,762 INFO L85 PathProgramCache]: Analyzing trace with hash -280402641, now seen corresponding path program 1 times [2025-03-04 04:32:25,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:32:25,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927015879] [2025-03-04 04:32:25,762 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:32:25,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:32:28,548 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 113 statements into 1 equivalence classes. [2025-03-04 04:32:28,617 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 113 of 113 statements. [2025-03-04 04:32:28,617 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:32:28,617 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:32:28,893 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2025-03-04 04:32:28,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:32:28,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927015879] [2025-03-04 04:32:28,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927015879] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:32:28,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 04:32:28,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 04:32:28,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495783402] [2025-03-04 04:32:28,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:32:28,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 04:32:28,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:32:28,895 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 04:32:28,895 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 04:32:28,896 INFO L87 Difference]: Start difference. First operand 4471 states and 6616 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-03-04 04:32:30,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:32:30,343 INFO L93 Difference]: Finished difference Result 4473 states and 6617 transitions. [2025-03-04 04:32:30,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 04:32:30,344 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 113 [2025-03-04 04:32:30,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:32:30,372 INFO L225 Difference]: With dead ends: 4473 [2025-03-04 04:32:30,372 INFO L226 Difference]: Without dead ends: 4470 [2025-03-04 04:32:30,378 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 04:32:30,380 INFO L435 NwaCegarLoop]: 3202 mSDtfsCounter, 3300 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3300 SdHoareTripleChecker+Valid, 3202 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2025-03-04 04:32:30,381 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3300 Valid, 3202 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2025-03-04 04:32:30,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4470 states. [2025-03-04 04:32:30,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4470 to 4470. [2025-03-04 04:32:30,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4470 states, 3309 states have (on average 1.3738289513448172) internal successors, (4546), 3366 states have internal predecessors, (4546), 1035 states have call successors, (1035), 126 states have call predecessors, (1035), 125 states have return successors, (1033), 1021 states have call predecessors, (1033), 1033 states have call successors, (1033) [2025-03-04 04:32:30,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4470 states to 4470 states and 6614 transitions. [2025-03-04 04:32:30,573 INFO L78 Accepts]: Start accepts. Automaton has 4470 states and 6614 transitions. Word has length 113 [2025-03-04 04:32:30,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:32:30,574 INFO L471 AbstractCegarLoop]: Abstraction has 4470 states and 6614 transitions. [2025-03-04 04:32:30,575 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-03-04 04:32:30,575 INFO L276 IsEmpty]: Start isEmpty. Operand 4470 states and 6614 transitions. [2025-03-04 04:32:30,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2025-03-04 04:32:30,577 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:32:30,577 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:32:30,577 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-04 04:32:30,577 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:32:30,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:32:30,578 INFO L85 PathProgramCache]: Analyzing trace with hash -103905308, now seen corresponding path program 1 times [2025-03-04 04:32:30,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:32:30,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449915747] [2025-03-04 04:32:30,578 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:32:30,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:32:33,464 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 114 statements into 1 equivalence classes. [2025-03-04 04:32:33,539 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 114 of 114 statements. [2025-03-04 04:32:33,540 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:32:33,540 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:32:33,931 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2025-03-04 04:32:33,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:32:33,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449915747] [2025-03-04 04:32:33,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449915747] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:32:33,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 04:32:33,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 04:32:33,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535389055] [2025-03-04 04:32:33,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:32:33,934 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 04:32:33,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:32:33,934 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 04:32:33,934 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 04:32:33,934 INFO L87 Difference]: Start difference. First operand 4470 states and 6614 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-03-04 04:32:35,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:32:35,733 INFO L93 Difference]: Finished difference Result 4472 states and 6615 transitions. [2025-03-04 04:32:35,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 04:32:35,734 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 114 [2025-03-04 04:32:35,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:32:35,759 INFO L225 Difference]: With dead ends: 4472 [2025-03-04 04:32:35,759 INFO L226 Difference]: Without dead ends: 4469 [2025-03-04 04:32:35,765 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 04:32:35,766 INFO L435 NwaCegarLoop]: 3200 mSDtfsCounter, 3297 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3297 SdHoareTripleChecker+Valid, 3200 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2025-03-04 04:32:35,766 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3297 Valid, 3200 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2025-03-04 04:32:35,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4469 states. [2025-03-04 04:32:35,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4469 to 4469. [2025-03-04 04:32:35,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4469 states, 3309 states have (on average 1.3735267452402538) internal successors, (4545), 3365 states have internal predecessors, (4545), 1034 states have call successors, (1034), 126 states have call predecessors, (1034), 125 states have return successors, (1033), 1021 states have call predecessors, (1033), 1033 states have call successors, (1033) [2025-03-04 04:32:35,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4469 states to 4469 states and 6612 transitions. [2025-03-04 04:32:35,938 INFO L78 Accepts]: Start accepts. Automaton has 4469 states and 6612 transitions. Word has length 114 [2025-03-04 04:32:35,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:32:35,939 INFO L471 AbstractCegarLoop]: Abstraction has 4469 states and 6612 transitions. [2025-03-04 04:32:35,939 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-03-04 04:32:35,940 INFO L276 IsEmpty]: Start isEmpty. Operand 4469 states and 6612 transitions. [2025-03-04 04:32:35,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2025-03-04 04:32:35,942 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:32:35,942 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:32:35,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-04 04:32:35,942 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:32:35,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:32:35,943 INFO L85 PathProgramCache]: Analyzing trace with hash 1072543696, now seen corresponding path program 1 times [2025-03-04 04:32:35,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:32:35,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445078446] [2025-03-04 04:32:35,943 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:32:35,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:32:38,930 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 115 statements into 1 equivalence classes. [2025-03-04 04:32:39,006 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 115 of 115 statements. [2025-03-04 04:32:39,006 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:32:39,006 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:32:39,296 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2025-03-04 04:32:39,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:32:39,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445078446] [2025-03-04 04:32:39,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445078446] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:32:39,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 04:32:39,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 04:32:39,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974036327] [2025-03-04 04:32:39,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:32:39,299 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 04:32:39,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:32:39,299 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 04:32:39,300 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 04:32:39,300 INFO L87 Difference]: Start difference. First operand 4469 states and 6612 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-03-04 04:32:40,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:32:40,752 INFO L93 Difference]: Finished difference Result 4469 states and 6612 transitions. [2025-03-04 04:32:40,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 04:32:40,753 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 115 [2025-03-04 04:32:40,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:32:40,756 INFO L225 Difference]: With dead ends: 4469 [2025-03-04 04:32:40,756 INFO L226 Difference]: Without dead ends: 0 [2025-03-04 04:32:40,770 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 04:32:40,770 INFO L435 NwaCegarLoop]: 3198 mSDtfsCounter, 3293 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3293 SdHoareTripleChecker+Valid, 3198 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2025-03-04 04:32:40,771 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3293 Valid, 3198 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2025-03-04 04:32:40,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-03-04 04:32:40,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-03-04 04:32:40,771 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 04:32:40,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-03-04 04:32:40,773 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 115 [2025-03-04 04:32:40,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:32:40,773 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 04:32:40,774 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-03-04 04:32:40,774 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-03-04 04:32:40,774 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-03-04 04:32:40,779 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-04 04:32:40,779 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-04 04:32:40,781 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2025-03-04 04:32:40,783 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.