./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /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 --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /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 -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 0.2.5-dev-84cfde4 [2024-10-11 15:37:07,354 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 15:37:07,428 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 15:37:07,431 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 15:37:07,431 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 15:37:07,446 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 15:37:07,446 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 15:37:07,447 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 15:37:07,447 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 15:37:07,447 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 15:37:07,448 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 15:37:07,448 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 15:37:07,448 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 15:37:07,448 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 15:37:07,449 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 15:37:07,449 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 15:37:07,449 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 15:37:07,449 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 15:37:07,450 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 15:37:07,450 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 15:37:07,450 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 15:37:07,450 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 15:37:07,451 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 15:37:07,451 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 15:37:07,451 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 15:37:07,451 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 15:37:07,452 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 15:37:07,452 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 15:37:07,452 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 15:37:07,452 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:37:07,465 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 15:37:07,466 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 15:37:07,466 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 15:37:07,466 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 15:37:07,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 15:37:07,466 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 15:37:07,466 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 15:37:07,467 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 15:37:07,467 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 15:37:07,467 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a12ad8c8f82d9497d9fb295ce6f252aae97c90123ce998a3f7bb078893d44d4 [2024-10-11 15:37:07,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 15:37:07,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 15:37:07,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 15:37:07,760 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 15:37:07,761 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 15:37:07,762 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /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 [2024-10-11 15:37:09,140 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 15:37:09,715 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 15:37:09,716 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 [2024-10-11 15:37:09,758 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/bec139421/01df2a9dc99f43bf806e812e6934a06d/FLAG484f44bed [2024-10-11 15:37:09,770 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/bec139421/01df2a9dc99f43bf806e812e6934a06d [2024-10-11 15:37:09,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 15:37:09,774 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 15:37:09,775 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 15:37:09,775 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 15:37:09,779 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 15:37:09,780 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:37:09" (1/1) ... [2024-10-11 15:37:09,781 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9d115b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:37:09, skipping insertion in model container [2024-10-11 15:37:09,782 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:37:09" (1/1) ... [2024-10-11 15:37:09,867 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 15:37:11,319 WARN L248 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] [2024-10-11 15:37:11,412 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:37:11,438 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 15:37:11,499 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [4519] [2024-10-11 15:37:11,509 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [4683] [2024-10-11 15:37:11,509 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [4691] [2024-10-11 15:37:11,509 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [4698] [2024-10-11 15:37:11,510 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [4706] [2024-10-11 15:37:11,521 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] [2024-10-11 15:37:11,522 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] [2024-10-11 15:37:11,770 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] [2024-10-11 15:37:11,809 WARN L248 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] [2024-10-11 15:37:11,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:37:11,884 INFO L204 MainTranslator]: Completed translation [2024-10-11 15:37:11,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:37:11 WrapperNode [2024-10-11 15:37:11,885 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 15:37:11,887 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 15:37:11,887 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 15:37:11,887 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 15:37:11,891 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:37:11" (1/1) ... [2024-10-11 15:37:12,046 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:37:11" (1/1) ... [2024-10-11 15:37:12,169 INFO L138 Inliner]: procedures = 250, calls = 2038, calls flagged for inlining = 112, calls inlined = 108, statements flattened = 5418 [2024-10-11 15:37:12,169 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 15:37:12,170 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 15:37:12,170 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 15:37:12,170 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 15:37:12,178 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:37:11" (1/1) ... [2024-10-11 15:37:12,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:37:11" (1/1) ... [2024-10-11 15:37:12,204 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:37:11" (1/1) ... [2024-10-11 15:37:12,577 INFO L175 MemorySlicer]: Split 1286 memory accesses to 13 slices as follows [2, 1072, 5, 2, 5, 10, 7, 68, 4, 2, 12, 56, 41]. 83 percent of accesses are in the largest equivalence class. The 237 initializations are split as follows [2, 49, 5, 0, 5, 0, 7, 64, 0, 0, 8, 56, 41]. The 316 writes are split as follows [0, 311, 0, 0, 0, 2, 0, 1, 1, 1, 0, 0, 0]. [2024-10-11 15:37:12,580 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:37:11" (1/1) ... [2024-10-11 15:37:12,580 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:37:11" (1/1) ... [2024-10-11 15:37:12,679 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:37:11" (1/1) ... [2024-10-11 15:37:12,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:37:11" (1/1) ... [2024-10-11 15:37:12,762 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:37:11" (1/1) ... [2024-10-11 15:37:12,782 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:37:11" (1/1) ... [2024-10-11 15:37:12,814 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 15:37:12,815 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 15:37:12,816 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 15:37:12,816 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 15:37:12,816 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:37:11" (1/1) ... [2024-10-11 15:37:12,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:37:12,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:37:12,850 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 15:37:12,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 15:37:12,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-11 15:37:12,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-11 15:37:12,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-11 15:37:12,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-11 15:37:12,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-11 15:37:12,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-11 15:37:12,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-11 15:37:12,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-11 15:37:12,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-11 15:37:12,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-11 15:37:12,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-11 15:37:12,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-11 15:37:12,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-11 15:37:12,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-11 15:37:12,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-11 15:37:12,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-11 15:37:12,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-11 15:37:12,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-11 15:37:12,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-11 15:37:12,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-11 15:37:12,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-11 15:37:12,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-11 15:37:12,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-11 15:37:12,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-11 15:37:12,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-11 15:37:12,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-11 15:37:12,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-11 15:37:12,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-11 15:37:12,904 INFO L130 BoogieDeclarations]: Found specification of procedure initio_status_msg [2024-10-11 15:37:12,904 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_status_msg [2024-10-11 15:37:12,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-11 15:37:12,904 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-11 15:37:12,904 INFO L130 BoogieDeclarations]: Found specification of procedure initio_select_atn_stop [2024-10-11 15:37:12,904 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_select_atn_stop [2024-10-11 15:37:12,905 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin_accept [2024-10-11 15:37:12,905 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin_accept [2024-10-11 15:37:12,905 INFO L130 BoogieDeclarations]: Found specification of procedure initio_remove_one [2024-10-11 15:37:12,905 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_remove_one [2024-10-11 15:37:12,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-11 15:37:12,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-11 15:37:12,905 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2024-10-11 15:37:12,905 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2024-10-11 15:37:12,905 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-10-11 15:37:12,905 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-10-11 15:37:12,905 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_scsi_rst [2024-10-11 15:37:12,906 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_scsi_rst [2024-10-11 15:37:12,906 INFO L130 BoogieDeclarations]: Found specification of procedure initio_abort_srb [2024-10-11 15:37:12,906 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_abort_srb [2024-10-11 15:37:12,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-11 15:37:12,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-11 15:37:12,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_3 [2024-10-11 15:37:12,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_3 [2024-10-11 15:37:12,906 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-10-11 15:37:12,906 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-10-11 15:37:12,906 INFO L130 BoogieDeclarations]: Found specification of procedure initio_next_state [2024-10-11 15:37:12,906 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_next_state [2024-10-11 15:37:12,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-11 15:37:12,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-11 15:37:12,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-11 15:37:12,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-11 15:37:12,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-11 15:37:12,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-11 15:37:12,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-10-11 15:37:12,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-10-11 15:37:12,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-10-11 15:37:12,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-10-11 15:37:12,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-10-11 15:37:12,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-10-11 15:37:12,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-10-11 15:37:12,908 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-11 15:37:12,908 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-11 15:37:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-11 15:37:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-11 15:37:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-11 15:37:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-11 15:37:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-10-11 15:37:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-10-11 15:37:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-10-11 15:37:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-10-11 15:37:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-10-11 15:37:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-10-11 15:37:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-10-11 15:37:12,910 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 15:37:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 15:37:12,910 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_pend_scb [2024-10-11 15:37:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_pend_scb [2024-10-11 15:37:12,910 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-10-11 15:37:12,911 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-10-11 15:37:12,911 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_busy_scb [2024-10-11 15:37:12,911 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_busy_scb [2024-10-11 15:37:12,911 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2024-10-11 15:37:12,911 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2024-10-11 15:37:12,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 15:37:12,912 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_reject [2024-10-11 15:37:12,912 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_reject [2024-10-11 15:37:12,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 15:37:12,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 15:37:12,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 15:37:12,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-11 15:37:12,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-11 15:37:12,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-11 15:37:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-11 15:37:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-11 15:37:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-11 15:37:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-11 15:37:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-11 15:37:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-11 15:37:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-11 15:37:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_rd_all [2024-10-11 15:37:12,913 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_rd_all [2024-10-11 15:37:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-11 15:37:12,913 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-11 15:37:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 15:37:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-11 15:37:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-11 15:37:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-11 15:37:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-11 15:37:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-11 15:37:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-11 15:37:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-11 15:37:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-11 15:37:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-11 15:37:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-11 15:37:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-11 15:37:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-11 15:37:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-11 15:37:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-11 15:37:12,914 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-11 15:37:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure initio_release_scb [2024-10-11 15:37:12,914 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_release_scb [2024-10-11 15:37:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_scsi [2024-10-11 15:37:12,915 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_scsi [2024-10-11 15:37:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-10-11 15:37:12,915 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-10-11 15:37:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-11 15:37:12,915 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-11 15:37:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-10-11 15:37:12,915 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-10-11 15:37:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-11 15:37:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-11 15:37:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-11 15:37:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-11 15:37:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-11 15:37:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-11 15:37:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-11 15:37:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-11 15:37:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-11 15:37:12,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-11 15:37:12,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-11 15:37:12,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-11 15:37:12,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-11 15:37:12,916 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-10-11 15:37:12,916 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-10-11 15:37:12,916 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_targ [2024-10-11 15:37:12,916 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_targ [2024-10-11 15:37:12,916 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-10-11 15:37:12,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-10-11 15:37:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-11 15:37:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-11 15:37:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-11 15:37:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-11 15:37:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-11 15:37:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-11 15:37:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-11 15:37:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-11 15:37:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-11 15:37:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-11 15:37:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-11 15:37:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-11 15:37:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-11 15:37:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_instr [2024-10-11 15:37:12,920 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_instr [2024-10-11 15:37:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 15:37:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 15:37:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 15:37:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-11 15:37:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-11 15:37:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-11 15:37:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-11 15:37:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-11 15:37:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-11 15:37:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-11 15:37:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-11 15:37:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-11 15:37:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-11 15:37:12,922 INFO L130 BoogieDeclarations]: Found specification of procedure initio_find_first_pend_scb [2024-10-11 15:37:12,922 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_find_first_pend_scb [2024-10-11 15:37:12,922 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-10-11 15:37:12,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-10-11 15:37:12,922 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_busy_scb [2024-10-11 15:37:12,922 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_busy_scb [2024-10-11 15:37:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_done_disc [2024-10-11 15:37:12,923 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_done_disc [2024-10-11 15:37:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-10-11 15:37:12,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-10-11 15:37:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 15:37:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 15:37:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 15:37:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-11 15:37:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-11 15:37:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-11 15:37:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-11 15:37:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-11 15:37:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-11 15:37:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-11 15:37:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-11 15:37:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-11 15:37:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-11 15:37:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-10-11 15:37:12,924 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-10-11 15:37:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure initio_stop_bm [2024-10-11 15:37:12,924 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_stop_bm [2024-10-11 15:37:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-10-11 15:37:12,924 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-10-11 15:37:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure wait_tulip [2024-10-11 15:37:12,924 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_tulip [2024-10-11 15:37:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-11 15:37:12,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-11 15:37:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure initio_pop_busy_scb [2024-10-11 15:37:12,926 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_pop_busy_scb [2024-10-11 15:37:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure initio_bad_seq [2024-10-11 15:37:12,926 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_bad_seq [2024-10-11 15:37:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-10-11 15:37:12,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-10-11 15:37:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_resel [2024-10-11 15:37:12,926 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_resel [2024-10-11 15:37:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 15:37:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2024-10-11 15:37:12,926 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2024-10-11 15:37:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 15:37:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_tag [2024-10-11 15:37:12,927 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_tag [2024-10-11 15:37:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-11 15:37:12,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-11 15:37:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 15:37:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 15:37:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 15:37:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-11 15:37:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-11 15:37:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-11 15:37:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-11 15:37:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-11 15:37:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-11 15:37:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-11 15:37:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-11 15:37:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-11 15:37:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-11 15:37:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-10-11 15:37:12,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-10-11 15:37:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2024-10-11 15:37:12,927 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2024-10-11 15:37:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure initio_reset_scsi [2024-10-11 15:37:12,927 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_reset_scsi [2024-10-11 15:37:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_done_scb [2024-10-11 15:37:12,928 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_done_scb [2024-10-11 15:37:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_pend_scb [2024-10-11 15:37:12,928 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_pend_scb [2024-10-11 15:37:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin [2024-10-11 15:37:12,928 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin [2024-10-11 15:37:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-10-11 15:37:12,928 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-10-11 15:37:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_main [2024-10-11 15:37:12,928 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_main [2024-10-11 15:37:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 15:37:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 15:37:12,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 15:37:12,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-11 15:37:12,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-11 15:37:12,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-11 15:37:12,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-11 15:37:12,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-11 15:37:12,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-11 15:37:12,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-11 15:37:12,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-11 15:37:12,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-11 15:37:12,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-11 15:37:12,931 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-10-11 15:37:12,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-10-11 15:37:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_busfree [2024-10-11 15:37:12,932 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_busfree [2024-10-11 15:37:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure initio_sync_done [2024-10-11 15:37:12,932 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_sync_done [2024-10-11 15:37:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_disc [2024-10-11 15:37:12,932 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_disc [2024-10-11 15:37:12,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 15:37:12,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 15:37:12,933 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2024-10-11 15:37:12,933 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2024-10-11 15:37:13,423 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 15:37:13,426 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 15:37:13,437 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-11 15:37:17,805 INFO L? ?]: Removed 2135 outVars from TransFormulas that were not future-live. [2024-10-11 15:37:17,805 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 15:37:17,953 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 15:37:17,953 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 15:37:17,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:37:17 BoogieIcfgContainer [2024-10-11 15:37:17,954 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 15:37:17,955 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 15:37:17,955 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 15:37:17,957 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 15:37:17,957 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 03:37:09" (1/3) ... [2024-10-11 15:37:17,958 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ba74978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:37:17, skipping insertion in model container [2024-10-11 15:37:17,958 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:37:11" (2/3) ... [2024-10-11 15:37:17,959 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ba74978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:37:17, skipping insertion in model container [2024-10-11 15:37:17,959 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:37:17" (3/3) ... [2024-10-11 15:37:17,959 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i [2024-10-11 15:37:17,970 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 15:37:17,971 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 15:37:18,050 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 15:37:18,058 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;@37c8935d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 15:37:18,062 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 15:37:18,074 INFO L276 IsEmpty]: Start isEmpty. Operand has 2120 states, 1525 states have (on average 1.4347540983606557) internal successors, (2188), 1563 states have internal predecessors, (2188), 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) [2024-10-11 15:37:18,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-10-11 15:37:18,092 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:37:18,093 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-11 15:37:18,093 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:37:18,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:37:18,100 INFO L85 PathProgramCache]: Analyzing trace with hash 1786478295, now seen corresponding path program 1 times [2024-10-11 15:37:18,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:37:18,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456414069] [2024-10-11 15:37:18,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:37:18,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:37:18,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:18,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:37:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:18,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:37:18,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:18,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:37:18,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:18,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:37:18,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:18,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:37:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:18,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:37:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:18,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:37:18,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:18,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:37:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:18,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:37:18,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:18,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:37:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:18,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-11 15:37:18,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:18,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:37:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:18,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:37:18,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:18,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 15:37:18,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:18,765 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-10-11 15:37:18,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:37:18,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456414069] [2024-10-11 15:37:18,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456414069] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:37:18,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:37:18,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 15:37:18,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408054812] [2024-10-11 15:37:18,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:37:18,771 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 15:37:18,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:37:18,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 15:37:18,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-11 15:37:18,791 INFO L87 Difference]: Start difference. First operand has 2120 states, 1525 states have (on average 1.4347540983606557) internal successors, (2188), 1563 states have internal predecessors, (2188), 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 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (9), 6 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-11 15:37:29,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:37:31,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:37:34,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:37:36,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:37:36,254 INFO L93 Difference]: Finished difference Result 4554 states and 7120 transitions. [2024-10-11 15:37:36,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 15:37:36,256 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (9), 6 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 78 [2024-10-11 15:37:36,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:37:36,286 INFO L225 Difference]: With dead ends: 4554 [2024-10-11 15:37:36,286 INFO L226 Difference]: Without dead ends: 2424 [2024-10-11 15:37:36,303 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-11 15:37:36,305 INFO L432 NwaCegarLoop]: 540 mSDtfsCounter, 4171 mSDsluCounter, 1183 mSDsCounter, 0 mSdLazyCounter, 7003 mSolverCounterSat, 2276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4172 SdHoareTripleChecker+Valid, 1723 SdHoareTripleChecker+Invalid, 9279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2276 IncrementalHoareTripleChecker+Valid, 7003 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.1s IncrementalHoareTripleChecker+Time [2024-10-11 15:37:36,306 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4172 Valid, 1723 Invalid, 9279 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2276 Valid, 7003 Invalid, 0 Unknown, 0 Unchecked, 17.1s Time] [2024-10-11 15:37:36,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2424 states. [2024-10-11 15:37:36,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2424 to 2107. [2024-10-11 15:37:36,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2107 states, 1520 states have (on average 1.4098684210526315) internal successors, (2143), 1550 states have internal predecessors, (2143), 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) [2024-10-11 15:37:36,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 2107 states and 3186 transitions. [2024-10-11 15:37:36,530 INFO L78 Accepts]: Start accepts. Automaton has 2107 states and 3186 transitions. Word has length 78 [2024-10-11 15:37:36,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:37:36,530 INFO L471 AbstractCegarLoop]: Abstraction has 2107 states and 3186 transitions. [2024-10-11 15:37:36,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (9), 6 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-11 15:37:36,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2107 states and 3186 transitions. [2024-10-11 15:37:36,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-10-11 15:37:36,533 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:37:36,533 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-11 15:37:36,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 15:37:36,534 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:37:36,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:37:36,534 INFO L85 PathProgramCache]: Analyzing trace with hash -767981217, now seen corresponding path program 1 times [2024-10-11 15:37:36,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:37:36,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074341133] [2024-10-11 15:37:36,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:37:36,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:37:36,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:37,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:37:37,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:37,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:37:37,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:37,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:37:37,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:37,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:37:37,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:37,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:37:37,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:37,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:37:37,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:37,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:37:37,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:37,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:37:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:37,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:37:37,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:37,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:37:37,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:37,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-11 15:37:37,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:37,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:37:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:37,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:37:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:37,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 15:37:37,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:37,189 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-10-11 15:37:37,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:37:37,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074341133] [2024-10-11 15:37:37,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074341133] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:37:37,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:37:37,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 15:37:37,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441506292] [2024-10-11 15:37:37,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:37:37,191 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 15:37:37,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:37:37,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 15:37:37,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:37:37,192 INFO L87 Difference]: Start difference. First operand 2107 states and 3186 transitions. Second operand has 7 states, 7 states have (on average 4.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (9), 6 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-10-11 15:37:49,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:37:53,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:37:55,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:37:57,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:37:57,319 INFO L93 Difference]: Finished difference Result 6909 states and 10551 transitions. [2024-10-11 15:37:57,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-11 15:37:57,319 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (9), 6 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 78 [2024-10-11 15:37:57,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:37:57,345 INFO L225 Difference]: With dead ends: 6909 [2024-10-11 15:37:57,345 INFO L226 Difference]: Without dead ends: 4818 [2024-10-11 15:37:57,354 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2024-10-11 15:37:57,355 INFO L432 NwaCegarLoop]: 529 mSDtfsCounter, 12012 mSDsluCounter, 1313 mSDsCounter, 0 mSdLazyCounter, 7890 mSolverCounterSat, 6951 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12116 SdHoareTripleChecker+Valid, 1842 SdHoareTripleChecker+Invalid, 14842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6951 IncrementalHoareTripleChecker+Valid, 7890 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.6s IncrementalHoareTripleChecker+Time [2024-10-11 15:37:57,355 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12116 Valid, 1842 Invalid, 14842 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6951 Valid, 7890 Invalid, 1 Unknown, 0 Unchecked, 19.6s Time] [2024-10-11 15:37:57,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4818 states. [2024-10-11 15:37:57,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4818 to 4186. [2024-10-11 15:37:57,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4186 states, 3024 states have (on average 1.4097222222222223) internal successors, (4263), 3082 states have internal predecessors, (4263), 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) [2024-10-11 15:37:57,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4186 states to 4186 states and 6332 transitions. [2024-10-11 15:37:57,699 INFO L78 Accepts]: Start accepts. Automaton has 4186 states and 6332 transitions. Word has length 78 [2024-10-11 15:37:57,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:37:57,699 INFO L471 AbstractCegarLoop]: Abstraction has 4186 states and 6332 transitions. [2024-10-11 15:37:57,700 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (9), 6 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-10-11 15:37:57,700 INFO L276 IsEmpty]: Start isEmpty. Operand 4186 states and 6332 transitions. [2024-10-11 15:37:57,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-10-11 15:37:57,705 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:37:57,705 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-11 15:37:57,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 15:37:57,705 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:37:57,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:37:57,705 INFO L85 PathProgramCache]: Analyzing trace with hash -304228874, now seen corresponding path program 1 times [2024-10-11 15:37:57,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:37:57,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6290905] [2024-10-11 15:37:57,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:37:57,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:37:57,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:57,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:37:57,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:57,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:37:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:57,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:37:57,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:57,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:37:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:57,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:37:57,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:57,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:37:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:57,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:37:57,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:57,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:37:57,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:57,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:37:57,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:57,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:37:57,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:57,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-11 15:37:57,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:58,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:37:58,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:58,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:37:58,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:58,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 15:37:58,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:58,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 15:37:58,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:58,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:37:58,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:58,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:37:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:37:58,043 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-10-11 15:37:58,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:37:58,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6290905] [2024-10-11 15:37:58,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6290905] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:37:58,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:37:58,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 15:37:58,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062048391] [2024-10-11 15:37:58,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:37:58,044 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 15:37:58,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:37:58,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 15:37:58,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:37:58,045 INFO L87 Difference]: Start difference. First operand 4186 states and 6332 transitions. Second operand has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-10-11 15:38:05,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:38:08,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:38:09,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:38:09,369 INFO L93 Difference]: Finished difference Result 4836 states and 7404 transitions. [2024-10-11 15:38:09,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 15:38:09,369 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (10), 6 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 95 [2024-10-11 15:38:09,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:38:09,394 INFO L225 Difference]: With dead ends: 4836 [2024-10-11 15:38:09,395 INFO L226 Difference]: Without dead ends: 4827 [2024-10-11 15:38:09,402 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-10-11 15:38:09,402 INFO L432 NwaCegarLoop]: 537 mSDtfsCounter, 7318 mSDsluCounter, 920 mSDsCounter, 0 mSdLazyCounter, 5020 mSolverCounterSat, 4011 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7429 SdHoareTripleChecker+Valid, 1457 SdHoareTripleChecker+Invalid, 9031 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4011 IncrementalHoareTripleChecker+Valid, 5020 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2024-10-11 15:38:09,403 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7429 Valid, 1457 Invalid, 9031 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4011 Valid, 5020 Invalid, 0 Unknown, 0 Unchecked, 11.0s Time] [2024-10-11 15:38:09,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4827 states. [2024-10-11 15:38:09,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4827 to 4186. [2024-10-11 15:38:09,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4186 states, 3024 states have (on average 1.4093915343915344) internal successors, (4262), 3082 states have internal predecessors, (4262), 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) [2024-10-11 15:38:09,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4186 states to 4186 states and 6331 transitions. [2024-10-11 15:38:09,580 INFO L78 Accepts]: Start accepts. Automaton has 4186 states and 6331 transitions. Word has length 95 [2024-10-11 15:38:09,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:38:09,582 INFO L471 AbstractCegarLoop]: Abstraction has 4186 states and 6331 transitions. [2024-10-11 15:38:09,582 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-10-11 15:38:09,582 INFO L276 IsEmpty]: Start isEmpty. Operand 4186 states and 6331 transitions. [2024-10-11 15:38:09,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-10-11 15:38:09,587 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:38:09,587 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-11 15:38:09,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 15:38:09,587 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:38:09,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:38:09,587 INFO L85 PathProgramCache]: Analyzing trace with hash -246970572, now seen corresponding path program 1 times [2024-10-11 15:38:09,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:38:09,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622618507] [2024-10-11 15:38:09,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:38:09,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:38:09,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:09,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:38:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:09,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:38:09,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:09,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:38:09,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:09,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:38:09,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:09,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:38:09,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:09,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:38:09,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:09,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:38:09,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:09,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:38:09,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:09,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:38:09,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:09,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:38:09,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:09,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-11 15:38:09,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:09,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:38:09,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:09,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:38:09,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:09,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 15:38:09,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:09,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 15:38:09,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:09,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:38:09,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:09,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:38:09,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:09,913 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-10-11 15:38:09,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:38:09,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622618507] [2024-10-11 15:38:09,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622618507] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:38:09,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:38:09,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 15:38:09,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652195095] [2024-10-11 15:38:09,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:38:09,915 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 15:38:09,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:38:09,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 15:38:09,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:38:09,916 INFO L87 Difference]: Start difference. First operand 4186 states and 6331 transitions. Second operand has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-10-11 15:38:21,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:38:23,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:38:23,098 INFO L93 Difference]: Finished difference Result 4820 states and 7384 transitions. [2024-10-11 15:38:23,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 15:38:23,099 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (10), 6 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 95 [2024-10-11 15:38:23,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:38:23,128 INFO L225 Difference]: With dead ends: 4820 [2024-10-11 15:38:23,128 INFO L226 Difference]: Without dead ends: 4817 [2024-10-11 15:38:23,134 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-10-11 15:38:23,134 INFO L432 NwaCegarLoop]: 525 mSDtfsCounter, 7278 mSDsluCounter, 890 mSDsCounter, 0 mSdLazyCounter, 6790 mSolverCounterSat, 4004 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7381 SdHoareTripleChecker+Valid, 1415 SdHoareTripleChecker+Invalid, 10795 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4004 IncrementalHoareTripleChecker+Valid, 6790 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.8s IncrementalHoareTripleChecker+Time [2024-10-11 15:38:23,135 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7381 Valid, 1415 Invalid, 10795 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4004 Valid, 6790 Invalid, 1 Unknown, 0 Unchecked, 12.8s Time] [2024-10-11 15:38:23,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4817 states. [2024-10-11 15:38:23,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4817 to 4185. [2024-10-11 15:38:23,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4185 states, 3024 states have (on average 1.4090608465608465) internal successors, (4261), 3081 states have internal predecessors, (4261), 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) [2024-10-11 15:38:23,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4185 states to 4185 states and 6329 transitions. [2024-10-11 15:38:23,352 INFO L78 Accepts]: Start accepts. Automaton has 4185 states and 6329 transitions. Word has length 95 [2024-10-11 15:38:23,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:38:23,352 INFO L471 AbstractCegarLoop]: Abstraction has 4185 states and 6329 transitions. [2024-10-11 15:38:23,352 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-10-11 15:38:23,352 INFO L276 IsEmpty]: Start isEmpty. Operand 4185 states and 6329 transitions. [2024-10-11 15:38:23,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-10-11 15:38:23,356 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:38:23,356 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-11 15:38:23,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 15:38:23,357 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:38:23,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:38:23,357 INFO L85 PathProgramCache]: Analyzing trace with hash 933091283, now seen corresponding path program 1 times [2024-10-11 15:38:23,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:38:23,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085232509] [2024-10-11 15:38:23,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:38:23,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:38:23,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:23,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:38:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:23,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:38:23,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:23,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:38:23,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:23,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:38:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:23,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:38:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:23,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:38:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:23,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:38:23,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:23,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:38:23,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:23,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:38:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:23,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:38:23,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:23,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-11 15:38:23,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:23,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:38:23,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:23,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:38:23,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:23,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 15:38:23,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:23,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 15:38:23,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:23,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:38:23,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:23,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:38:23,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:23,698 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-10-11 15:38:23,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:38:23,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085232509] [2024-10-11 15:38:23,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085232509] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:38:23,698 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:38:23,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 15:38:23,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222460953] [2024-10-11 15:38:23,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:38:23,699 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 15:38:23,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:38:23,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 15:38:23,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:38:23,700 INFO L87 Difference]: Start difference. First operand 4185 states and 6329 transitions. Second operand has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-10-11 15:38:32,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:38:35,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:38:40,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:38:41,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:38:41,494 INFO L93 Difference]: Finished difference Result 4819 states and 7382 transitions. [2024-10-11 15:38:41,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 15:38:41,494 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (10), 6 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 96 [2024-10-11 15:38:41,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:38:41,522 INFO L225 Difference]: With dead ends: 4819 [2024-10-11 15:38:41,523 INFO L226 Difference]: Without dead ends: 4816 [2024-10-11 15:38:41,529 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-10-11 15:38:41,531 INFO L432 NwaCegarLoop]: 524 mSDtfsCounter, 6657 mSDsluCounter, 1139 mSDsCounter, 0 mSdLazyCounter, 7020 mSolverCounterSat, 3267 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6759 SdHoareTripleChecker+Valid, 1663 SdHoareTripleChecker+Invalid, 10288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3267 IncrementalHoareTripleChecker+Valid, 7020 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.3s IncrementalHoareTripleChecker+Time [2024-10-11 15:38:41,532 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6759 Valid, 1663 Invalid, 10288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3267 Valid, 7020 Invalid, 1 Unknown, 0 Unchecked, 17.3s Time] [2024-10-11 15:38:41,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4816 states. [2024-10-11 15:38:41,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4816 to 4184. [2024-10-11 15:38:41,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4184 states, 3024 states have (on average 1.4087301587301588) internal successors, (4260), 3080 states have internal predecessors, (4260), 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) [2024-10-11 15:38:41,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4184 states to 4184 states and 6327 transitions. [2024-10-11 15:38:41,793 INFO L78 Accepts]: Start accepts. Automaton has 4184 states and 6327 transitions. Word has length 96 [2024-10-11 15:38:41,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:38:41,793 INFO L471 AbstractCegarLoop]: Abstraction has 4184 states and 6327 transitions. [2024-10-11 15:38:41,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-10-11 15:38:41,793 INFO L276 IsEmpty]: Start isEmpty. Operand 4184 states and 6327 transitions. [2024-10-11 15:38:41,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-10-11 15:38:41,794 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:38:41,794 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-11 15:38:41,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 15:38:41,795 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:38:41,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:38:41,795 INFO L85 PathProgramCache]: Analyzing trace with hash -1139692009, now seen corresponding path program 1 times [2024-10-11 15:38:41,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:38:41,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874139141] [2024-10-11 15:38:41,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:38:41,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:38:41,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:41,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:38:41,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:41,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:38:41,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:41,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:38:41,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:41,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:38:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:41,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:38:41,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:41,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:38:41,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:41,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:38:41,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:42,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:38:42,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:42,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:38:42,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:42,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:38:42,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:42,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-11 15:38:42,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:42,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:38:42,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:42,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:38:42,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:42,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 15:38:42,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:42,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 15:38:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:42,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:38:42,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:42,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:38:42,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:38:42,076 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-10-11 15:38:42,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:38:42,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874139141] [2024-10-11 15:38:42,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874139141] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:38:42,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:38:42,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 15:38:42,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207602283] [2024-10-11 15:38:42,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:38:42,078 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 15:38:42,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:38:42,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 15:38:42,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:38:42,079 INFO L87 Difference]: Start difference. First operand 4184 states and 6327 transitions. Second operand has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9)