./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9a12ad8c8f82d9497d9fb295ce6f252aae97c90123ce998a3f7bb078893d44d4 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 15:46:47,266 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 15:46:47,325 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 15:46:47,331 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 15:46:47,332 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 15:46:47,363 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 15:46:47,364 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 15:46:47,364 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 15:46:47,365 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 15:46:47,365 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 15:46:47,365 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 15:46:47,366 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 15:46:47,366 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 15:46:47,366 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 15:46:47,367 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 15:46:47,367 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 15:46:47,367 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 15:46:47,368 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 15:46:47,368 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 15:46:47,368 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 15:46:47,368 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 15:46:47,369 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 15:46:47,369 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 15:46:47,369 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 15:46:47,370 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 15:46:47,370 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 15:46:47,370 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 15:46:47,370 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 15:46:47,371 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 15:46:47,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 15:46:47,371 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 15:46:47,372 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 15:46:47,372 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 15:46:47,372 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 15:46:47,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 15:46:47,372 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 15:46:47,373 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 15:46:47,373 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 15:46:47,373 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 15:46:47,373 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a12ad8c8f82d9497d9fb295ce6f252aae97c90123ce998a3f7bb078893d44d4 [2024-11-22 15:46:47,601 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 15:46:47,621 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 15:46:47,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 15:46:47,624 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 15:46:47,625 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 15:46:47,626 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i [2024-11-22 15:46:48,906 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 15:46:49,320 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 15:46:49,322 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 [2024-11-22 15:46:49,364 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/760545ca8/5a268dab55f54455a35ca27c1452d316/FLAG9e8bd3ab9 [2024-11-22 15:46:49,378 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/760545ca8/5a268dab55f54455a35ca27c1452d316 [2024-11-22 15:46:49,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 15:46:49,384 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 15:46:49,386 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 15:46:49,386 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 15:46:49,392 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 15:46:49,393 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:46:49" (1/1) ... [2024-11-22 15:46:49,394 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69f4744f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:46:49, skipping insertion in model container [2024-11-22 15:46:49,395 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:46:49" (1/1) ... [2024-11-22 15:46:49,482 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 15:46:51,124 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i[240484,240497] [2024-11-22 15:46:51,245 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 15:46:51,274 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 15:46:51,344 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [4519] [2024-11-22 15:46:51,350 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [4683] [2024-11-22 15:46:51,353 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [4691] [2024-11-22 15:46:51,353 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [4698] [2024-11-22 15:46:51,353 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [4706] [2024-11-22 15:46:51,414 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] [2024-11-22 15:46:51,416 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] [2024-11-22 15:46:51,650 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] [2024-11-22 15:46:51,726 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i[240484,240497] [2024-11-22 15:46:51,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 15:46:51,800 INFO L204 MainTranslator]: Completed translation [2024-11-22 15:46:51,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:46:51 WrapperNode [2024-11-22 15:46:51,801 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 15:46:51,802 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 15:46:51,802 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 15:46:51,802 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 15:46:51,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:46:51" (1/1) ... [2024-11-22 15:46:51,881 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:46:51" (1/1) ... [2024-11-22 15:46:52,019 INFO L138 Inliner]: procedures = 249, calls = 2100, calls flagged for inlining = 112, calls inlined = 108, statements flattened = 5485 [2024-11-22 15:46:52,020 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 15:46:52,020 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 15:46:52,020 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 15:46:52,020 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 15:46:52,029 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:46:51" (1/1) ... [2024-11-22 15:46:52,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:46:51" (1/1) ... [2024-11-22 15:46:52,059 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:46:51" (1/1) ... [2024-11-22 15:46:52,538 INFO L175 MemorySlicer]: Split 1353 memory accesses to 13 slices as follows [2, 71, 1073, 5, 2, 5, 2, 7, 4, 69, 12, 58, 43]. 79 percent of accesses are in the largest equivalence class. The 96 initializations are split as follows [2, 62, 7, 5, 0, 5, 0, 7, 0, 0, 8, 0, 0]. The 524 writes are split as follows [0, 1, 354, 0, 0, 0, 1, 0, 1, 66, 0, 58, 43]. [2024-11-22 15:46:52,539 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:46:51" (1/1) ... [2024-11-22 15:46:52,539 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:46:51" (1/1) ... [2024-11-22 15:46:52,651 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:46:51" (1/1) ... [2024-11-22 15:46:52,673 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:46:51" (1/1) ... [2024-11-22 15:46:52,695 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:46:51" (1/1) ... [2024-11-22 15:46:52,716 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:46:51" (1/1) ... [2024-11-22 15:46:52,752 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 15:46:52,754 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 15:46:52,755 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 15:46:52,755 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 15:46:52,756 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:46:51" (1/1) ... [2024-11-22 15:46:52,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 15:46:52,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 15:46:52,786 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 15:46:52,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 15:46:52,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-22 15:46:52,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-22 15:46:52,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-22 15:46:52,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-22 15:46:52,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-22 15:46:52,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-22 15:46:52,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-22 15:46:52,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-22 15:46:52,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-22 15:46:52,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-22 15:46:52,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-22 15:46:52,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-22 15:46:52,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-22 15:46:52,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-22 15:46:52,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-22 15:46:52,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-22 15:46:52,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-22 15:46:52,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-22 15:46:52,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-22 15:46:52,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-22 15:46:52,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-22 15:46:52,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-22 15:46:52,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-22 15:46:52,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-22 15:46:52,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-22 15:46:52,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-22 15:46:52,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-22 15:46:52,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-22 15:46:52,833 INFO L130 BoogieDeclarations]: Found specification of procedure initio_status_msg [2024-11-22 15:46:52,833 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_status_msg [2024-11-22 15:46:52,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-22 15:46:52,833 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-22 15:46:52,834 INFO L130 BoogieDeclarations]: Found specification of procedure initio_select_atn_stop [2024-11-22 15:46:52,834 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_select_atn_stop [2024-11-22 15:46:52,834 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin_accept [2024-11-22 15:46:52,835 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin_accept [2024-11-22 15:46:52,835 INFO L130 BoogieDeclarations]: Found specification of procedure initio_remove_one [2024-11-22 15:46:52,836 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_remove_one [2024-11-22 15:46:52,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-22 15:46:52,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-22 15:46:52,836 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2024-11-22 15:46:52,836 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2024-11-22 15:46:52,836 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-22 15:46:52,836 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-22 15:46:52,836 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_scsi_rst [2024-11-22 15:46:52,836 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_scsi_rst [2024-11-22 15:46:52,836 INFO L130 BoogieDeclarations]: Found specification of procedure initio_abort_srb [2024-11-22 15:46:52,837 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_abort_srb [2024-11-22 15:46:52,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-22 15:46:52,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-22 15:46:52,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_3 [2024-11-22 15:46:52,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_3 [2024-11-22 15:46:52,837 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-22 15:46:52,837 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-22 15:46:52,837 INFO L130 BoogieDeclarations]: Found specification of procedure initio_next_state [2024-11-22 15:46:52,837 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_next_state [2024-11-22 15:46:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-22 15:46:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-22 15:46:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-22 15:46:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-22 15:46:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-22 15:46:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-22 15:46:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-22 15:46:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-22 15:46:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-22 15:46:52,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-22 15:46:52,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-22 15:46:52,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-22 15:46:52,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-22 15:46:52,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-22 15:46:52,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-22 15:46:52,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-22 15:46:52,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-22 15:46:52,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-22 15:46:52,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-22 15:46:52,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-22 15:46:52,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-22 15:46:52,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-22 15:46:52,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-22 15:46:52,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-22 15:46:52,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-22 15:46:52,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-22 15:46:52,840 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 15:46:52,840 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 15:46:52,840 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_pend_scb [2024-11-22 15:46:52,840 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_pend_scb [2024-11-22 15:46:52,840 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-22 15:46:52,840 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-22 15:46:52,840 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_busy_scb [2024-11-22 15:46:52,840 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_busy_scb [2024-11-22 15:46:52,840 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2024-11-22 15:46:52,840 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2024-11-22 15:46:52,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 15:46:52,840 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_reject [2024-11-22 15:46:52,841 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_reject [2024-11-22 15:46:52,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-22 15:46:52,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-22 15:46:52,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-22 15:46:52,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-22 15:46:52,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-22 15:46:52,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-22 15:46:52,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-22 15:46:52,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-22 15:46:52,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-22 15:46:52,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-22 15:46:52,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-22 15:46:52,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-22 15:46:52,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-22 15:46:52,846 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_rd_all [2024-11-22 15:46:52,846 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_rd_all [2024-11-22 15:46:52,846 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-22 15:46:52,846 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-22 15:46:52,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 15:46:52,846 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-22 15:46:52,846 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-22 15:46:52,846 INFO L130 BoogieDeclarations]: Found specification of procedure initio_release_scb [2024-11-22 15:46:52,846 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_release_scb [2024-11-22 15:46:52,847 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_scsi [2024-11-22 15:46:52,847 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_scsi [2024-11-22 15:46:52,847 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-22 15:46:52,847 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-22 15:46:52,847 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-22 15:46:52,847 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-22 15:46:52,847 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-22 15:46:52,847 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-22 15:46:52,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-22 15:46:52,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-22 15:46:52,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-22 15:46:52,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-22 15:46:52,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-22 15:46:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-22 15:46:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-22 15:46:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-22 15:46:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-22 15:46:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-22 15:46:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-22 15:46:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-22 15:46:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-22 15:46:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-22 15:46:52,848 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-22 15:46:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_targ [2024-11-22 15:46:52,849 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_targ [2024-11-22 15:46:52,849 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-22 15:46:52,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-22 15:46:52,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 15:46:52,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 15:46:52,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 15:46:52,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 15:46:52,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 15:46:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-22 15:46:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-22 15:46:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-22 15:46:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-22 15:46:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-22 15:46:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-22 15:46:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-22 15:46:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-22 15:46:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_instr [2024-11-22 15:46:52,850 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_instr [2024-11-22 15:46:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 15:46:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 15:46:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 15:46:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 15:46:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 15:46:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-22 15:46:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-22 15:46:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-22 15:46:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-22 15:46:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-22 15:46:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-22 15:46:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-22 15:46:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-22 15:46:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure initio_find_first_pend_scb [2024-11-22 15:46:52,851 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_find_first_pend_scb [2024-11-22 15:46:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-22 15:46:52,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-22 15:46:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_busy_scb [2024-11-22 15:46:52,852 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_busy_scb [2024-11-22 15:46:52,852 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_done_disc [2024-11-22 15:46:52,852 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_done_disc [2024-11-22 15:46:52,852 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-22 15:46:52,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-22 15:46:52,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 15:46:52,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 15:46:52,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 15:46:52,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 15:46:52,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 15:46:52,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-22 15:46:52,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-22 15:46:52,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-22 15:46:52,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-22 15:46:52,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-22 15:46:52,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-22 15:46:52,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-22 15:46:52,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-22 15:46:52,854 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-22 15:46:52,854 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-22 15:46:52,854 INFO L130 BoogieDeclarations]: Found specification of procedure initio_stop_bm [2024-11-22 15:46:52,854 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_stop_bm [2024-11-22 15:46:52,854 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-11-22 15:46:52,854 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-11-22 15:46:52,855 INFO L130 BoogieDeclarations]: Found specification of procedure wait_tulip [2024-11-22 15:46:52,855 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_tulip [2024-11-22 15:46:52,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-22 15:46:52,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-22 15:46:52,855 INFO L130 BoogieDeclarations]: Found specification of procedure initio_pop_busy_scb [2024-11-22 15:46:52,855 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_pop_busy_scb [2024-11-22 15:46:52,855 INFO L130 BoogieDeclarations]: Found specification of procedure initio_bad_seq [2024-11-22 15:46:52,855 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_bad_seq [2024-11-22 15:46:52,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-22 15:46:52,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-22 15:46:52,856 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_resel [2024-11-22 15:46:52,856 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_resel [2024-11-22 15:46:52,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 15:46:52,856 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2024-11-22 15:46:52,856 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2024-11-22 15:46:52,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 15:46:52,856 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_tag [2024-11-22 15:46:52,856 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_tag [2024-11-22 15:46:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-22 15:46:52,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-22 15:46:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-22 15:46:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-22 15:46:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-22 15:46:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-22 15:46:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-22 15:46:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-22 15:46:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-22 15:46:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-22 15:46:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-22 15:46:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-22 15:46:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-22 15:46:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-22 15:46:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-22 15:46:52,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-22 15:46:52,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-22 15:46:52,858 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2024-11-22 15:46:52,858 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2024-11-22 15:46:52,858 INFO L130 BoogieDeclarations]: Found specification of procedure initio_reset_scsi [2024-11-22 15:46:52,858 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_reset_scsi [2024-11-22 15:46:52,858 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_done_scb [2024-11-22 15:46:52,858 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_done_scb [2024-11-22 15:46:52,858 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_pend_scb [2024-11-22 15:46:52,858 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_pend_scb [2024-11-22 15:46:52,858 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin [2024-11-22 15:46:52,858 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin [2024-11-22 15:46:52,858 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-22 15:46:52,858 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-22 15:46:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_main [2024-11-22 15:46:52,859 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_main [2024-11-22 15:46:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 15:46:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 15:46:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 15:46:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 15:46:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 15:46:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-22 15:46:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-22 15:46:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-22 15:46:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-22 15:46:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-22 15:46:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-22 15:46:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-22 15:46:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-22 15:46:52,860 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-22 15:46:52,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-22 15:46:52,860 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_busfree [2024-11-22 15:46:52,860 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_busfree [2024-11-22 15:46:52,860 INFO L130 BoogieDeclarations]: Found specification of procedure initio_sync_done [2024-11-22 15:46:52,860 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_sync_done [2024-11-22 15:46:52,862 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_disc [2024-11-22 15:46:52,863 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_disc [2024-11-22 15:46:52,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 15:46:52,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 15:46:52,865 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2024-11-22 15:46:52,865 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2024-11-22 15:46:53,400 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 15:46:53,404 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 15:46:53,422 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-22 15:47:09,184 INFO L? ?]: Removed 2135 outVars from TransFormulas that were not future-live. [2024-11-22 15:47:09,184 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 15:47:09,235 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 15:47:09,235 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-22 15:47:09,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:47:09 BoogieIcfgContainer [2024-11-22 15:47:09,237 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 15:47:09,238 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 15:47:09,239 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 15:47:09,242 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 15:47:09,242 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 03:46:49" (1/3) ... [2024-11-22 15:47:09,243 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a827095 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:47:09, skipping insertion in model container [2024-11-22 15:47:09,243 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:46:51" (2/3) ... [2024-11-22 15:47:09,243 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a827095 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:47:09, skipping insertion in model container [2024-11-22 15:47:09,243 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:47:09" (3/3) ... [2024-11-22 15:47:09,244 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i [2024-11-22 15:47:09,260 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 15:47:09,260 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 15:47:09,377 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 15:47:09,383 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;@2f7496a2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 15:47:09,384 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 15:47:09,398 INFO L276 IsEmpty]: Start isEmpty. Operand has 2267 states, 1672 states have (on average 1.3965311004784688) internal successors, (2335), 1710 states have internal predecessors, (2335), 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) [2024-11-22 15:47:09,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-22 15:47:09,410 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:47:09,412 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 15:47:09,412 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:47:09,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:47:09,418 INFO L85 PathProgramCache]: Analyzing trace with hash -1301629764, now seen corresponding path program 1 times [2024-11-22 15:47:09,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:47:09,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7761524] [2024-11-22 15:47:09,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:47:09,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:47:12,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:47:12,977 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-11-22 15:47:12,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:47:12,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7761524] [2024-11-22 15:47:12,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7761524] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 15:47:12,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [625137051] [2024-11-22 15:47:12,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:47:12,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 15:47:12,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 15:47:12,996 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 15:47:12,997 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-22 15:47:16,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:47:16,984 INFO L255 TraceCheckSpWp]: Trace formula consists of 2903 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-22 15:47:16,995 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 15:47:17,011 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-11-22 15:47:17,011 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 15:47:17,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [625137051] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:47:17,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-22 15:47:17,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-22 15:47:17,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079840155] [2024-11-22 15:47:17,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:47:17,018 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-22 15:47:17,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:47:17,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-22 15:47:17,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 15:47:17,045 INFO L87 Difference]: Start difference. First operand has 2267 states, 1672 states have (on average 1.3965311004784688) internal successors, (2335), 1710 states have internal predecessors, (2335), 529 states have call successors, (529), 65 states have call predecessors, (529), 64 states have return successors, (523), 517 states have call predecessors, (523), 523 states have call successors, (523) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-22 15:47:17,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:47:17,216 INFO L93 Difference]: Finished difference Result 4529 states and 6868 transitions. [2024-11-22 15:47:17,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-22 15:47:17,220 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 93 [2024-11-22 15:47:17,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:47:17,256 INFO L225 Difference]: With dead ends: 4529 [2024-11-22 15:47:17,257 INFO L226 Difference]: Without dead ends: 2251 [2024-11-22 15:47:17,277 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 15:47:17,282 INFO L432 NwaCegarLoop]: 3353 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3353 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-22 15:47:17,283 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3353 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 15:47:17,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2251 states. [2024-11-22 15:47:17,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2251 to 2251. [2024-11-22 15:47:17,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2251 states, 1664 states have (on average 1.3743990384615385) internal successors, (2287), 1694 states have internal predecessors, (2287), 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) [2024-11-22 15:47:17,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2251 states to 2251 states and 3330 transitions. [2024-11-22 15:47:17,490 INFO L78 Accepts]: Start accepts. Automaton has 2251 states and 3330 transitions. Word has length 93 [2024-11-22 15:47:17,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:47:17,490 INFO L471 AbstractCegarLoop]: Abstraction has 2251 states and 3330 transitions. [2024-11-22 15:47:17,491 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-22 15:47:17,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 3330 transitions. [2024-11-22 15:47:17,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-22 15:47:17,496 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:47:17,496 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 15:47:17,509 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-22 15:47:17,697 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-22 15:47:17,698 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:47:17,698 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:47:17,698 INFO L85 PathProgramCache]: Analyzing trace with hash -1457392588, now seen corresponding path program 1 times [2024-11-22 15:47:17,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:47:17,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439486735] [2024-11-22 15:47:17,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:47:17,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:47:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:47:21,389 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-22 15:47:21,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:47:21,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439486735] [2024-11-22 15:47:21,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439486735] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:47:21,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:47:21,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 15:47:21,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428914910] [2024-11-22 15:47:21,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:47:21,394 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 15:47:21,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:47:21,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 15:47:21,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:47:21,397 INFO L87 Difference]: Start difference. First operand 2251 states and 3330 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-22 15:47:25,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 15:47:26,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:47:26,124 INFO L93 Difference]: Finished difference Result 6694 states and 9916 transitions. [2024-11-22 15:47:26,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 15:47:26,125 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 93 [2024-11-22 15:47:26,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:47:26,158 INFO L225 Difference]: With dead ends: 6694 [2024-11-22 15:47:26,158 INFO L226 Difference]: Without dead ends: 4463 [2024-11-22 15:47:26,174 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:47:26,175 INFO L432 NwaCegarLoop]: 5228 mSDtfsCounter, 3281 mSDsluCounter, 3311 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3281 SdHoareTripleChecker+Valid, 8539 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-22 15:47:26,175 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3281 Valid, 8539 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-22 15:47:26,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4463 states. [2024-11-22 15:47:26,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4463 to 4463. [2024-11-22 15:47:26,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4463 states, 3301 states have (on average 1.3753408058164194) internal successors, (4540), 3359 states have internal predecessors, (4540), 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) [2024-11-22 15:47:26,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4463 states to 4463 states and 6609 transitions. [2024-11-22 15:47:26,367 INFO L78 Accepts]: Start accepts. Automaton has 4463 states and 6609 transitions. Word has length 93 [2024-11-22 15:47:26,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:47:26,369 INFO L471 AbstractCegarLoop]: Abstraction has 4463 states and 6609 transitions. [2024-11-22 15:47:26,369 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-22 15:47:26,371 INFO L276 IsEmpty]: Start isEmpty. Operand 4463 states and 6609 transitions. [2024-11-22 15:47:26,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-22 15:47:26,378 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:47:26,379 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 15:47:26,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 15:47:26,379 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:47:26,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:47:26,380 INFO L85 PathProgramCache]: Analyzing trace with hash -983854887, now seen corresponding path program 1 times [2024-11-22 15:47:26,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:47:26,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307666580] [2024-11-22 15:47:26,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:47:26,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:47:29,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:47:29,581 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-11-22 15:47:29,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:47:29,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307666580] [2024-11-22 15:47:29,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307666580] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:47:29,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:47:29,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 15:47:29,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342321028] [2024-11-22 15:47:29,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:47:29,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 15:47:29,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:47:29,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 15:47:29,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:47:29,584 INFO L87 Difference]: Start difference. First operand 4463 states and 6609 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-22 15:47:29,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:47:29,800 INFO L93 Difference]: Finished difference Result 4481 states and 6629 transitions. [2024-11-22 15:47:29,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 15:47:29,801 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 113 [2024-11-22 15:47:29,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:47:29,837 INFO L225 Difference]: With dead ends: 4481 [2024-11-22 15:47:29,837 INFO L226 Difference]: Without dead ends: 4472 [2024-11-22 15:47:29,842 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:47:29,843 INFO L432 NwaCegarLoop]: 3339 mSDtfsCounter, 3325 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3325 SdHoareTripleChecker+Valid, 3349 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-22 15:47:29,843 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3325 Valid, 3349 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 15:47:29,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4472 states. [2024-11-22 15:47:30,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4472 to 4463. [2024-11-22 15:47:30,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4463 states, 3301 states have (on average 1.3750378673129355) internal successors, (4539), 3359 states have internal predecessors, (4539), 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) [2024-11-22 15:47:30,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4463 states to 4463 states and 6608 transitions. [2024-11-22 15:47:30,087 INFO L78 Accepts]: Start accepts. Automaton has 4463 states and 6608 transitions. Word has length 113 [2024-11-22 15:47:30,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:47:30,089 INFO L471 AbstractCegarLoop]: Abstraction has 4463 states and 6608 transitions. [2024-11-22 15:47:30,089 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-22 15:47:30,090 INFO L276 IsEmpty]: Start isEmpty. Operand 4463 states and 6608 transitions. [2024-11-22 15:47:30,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-22 15:47:30,093 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:47:30,093 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 15:47:30,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 15:47:30,094 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:47:30,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:47:30,094 INFO L85 PathProgramCache]: Analyzing trace with hash -926596585, now seen corresponding path program 1 times [2024-11-22 15:47:30,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:47:30,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563959092] [2024-11-22 15:47:30,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:47:30,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:47:32,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:47:33,148 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-11-22 15:47:33,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:47:33,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563959092] [2024-11-22 15:47:33,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563959092] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:47:33,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:47:33,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 15:47:33,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798087083] [2024-11-22 15:47:33,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:47:33,150 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 15:47:33,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:47:33,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 15:47:33,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:47:33,150 INFO L87 Difference]: Start difference. First operand 4463 states and 6608 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-22 15:47:33,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:47:33,249 INFO L93 Difference]: Finished difference Result 4465 states and 6609 transitions. [2024-11-22 15:47:33,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 15:47:33,250 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 113 [2024-11-22 15:47:33,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:47:33,275 INFO L225 Difference]: With dead ends: 4465 [2024-11-22 15:47:33,276 INFO L226 Difference]: Without dead ends: 4462 [2024-11-22 15:47:33,283 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:47:33,285 INFO L432 NwaCegarLoop]: 3327 mSDtfsCounter, 3296 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3296 SdHoareTripleChecker+Valid, 3327 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-22 15:47:33,286 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3296 Valid, 3327 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 15:47:33,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4462 states. [2024-11-22 15:47:33,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4462 to 4462. [2024-11-22 15:47:33,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4462 states, 3301 states have (on average 1.3747349288094517) internal successors, (4538), 3358 states have internal predecessors, (4538), 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) [2024-11-22 15:47:33,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4462 states to 4462 states and 6606 transitions. [2024-11-22 15:47:33,468 INFO L78 Accepts]: Start accepts. Automaton has 4462 states and 6606 transitions. Word has length 113 [2024-11-22 15:47:33,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:47:33,469 INFO L471 AbstractCegarLoop]: Abstraction has 4462 states and 6606 transitions. [2024-11-22 15:47:33,469 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-22 15:47:33,469 INFO L276 IsEmpty]: Start isEmpty. Operand 4462 states and 6606 transitions. [2024-11-22 15:47:33,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-22 15:47:33,471 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:47:33,472 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 15:47:33,472 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-22 15:47:33,472 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:47:33,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:47:33,472 INFO L85 PathProgramCache]: Analyzing trace with hash 1339521360, now seen corresponding path program 1 times [2024-11-22 15:47:33,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:47:33,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533427347] [2024-11-22 15:47:33,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:47:33,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:47:36,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:47:36,480 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-11-22 15:47:36,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:47:36,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533427347] [2024-11-22 15:47:36,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533427347] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:47:36,480 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:47:36,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 15:47:36,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669129193] [2024-11-22 15:47:36,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:47:36,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 15:47:36,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:47:36,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 15:47:36,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:47:36,482 INFO L87 Difference]: Start difference. First operand 4462 states and 6606 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-22 15:47:36,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:47:36,585 INFO L93 Difference]: Finished difference Result 4464 states and 6607 transitions. [2024-11-22 15:47:36,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 15:47:36,589 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 114 [2024-11-22 15:47:36,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:47:36,614 INFO L225 Difference]: With dead ends: 4464 [2024-11-22 15:47:36,614 INFO L226 Difference]: Without dead ends: 4461 [2024-11-22 15:47:36,619 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:47:36,620 INFO L432 NwaCegarLoop]: 3325 mSDtfsCounter, 3293 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3293 SdHoareTripleChecker+Valid, 3325 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-22 15:47:36,623 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3293 Valid, 3325 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 15:47:36,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4461 states. [2024-11-22 15:47:36,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4461 to 4461. [2024-11-22 15:47:36,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4461 states, 3301 states have (on average 1.3744319903059679) internal successors, (4537), 3357 states have internal predecessors, (4537), 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) [2024-11-22 15:47:36,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4461 states to 4461 states and 6604 transitions. [2024-11-22 15:47:36,811 INFO L78 Accepts]: Start accepts. Automaton has 4461 states and 6604 transitions. Word has length 114 [2024-11-22 15:47:36,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:47:36,812 INFO L471 AbstractCegarLoop]: Abstraction has 4461 states and 6604 transitions. [2024-11-22 15:47:36,813 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-22 15:47:36,813 INFO L276 IsEmpty]: Start isEmpty. Operand 4461 states and 6604 transitions. [2024-11-22 15:47:36,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-22 15:47:36,815 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:47:36,815 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 15:47:36,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-22 15:47:36,816 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:47:36,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:47:36,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1425261510, now seen corresponding path program 1 times [2024-11-22 15:47:36,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:47:36,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762009971] [2024-11-22 15:47:36,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:47:36,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:47:39,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:47:39,778 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-11-22 15:47:39,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:47:39,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762009971] [2024-11-22 15:47:39,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762009971] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:47:39,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:47:39,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 15:47:39,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902445341] [2024-11-22 15:47:39,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:47:39,779 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 15:47:39,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:47:39,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 15:47:39,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:47:39,780 INFO L87 Difference]: Start difference. First operand 4461 states and 6604 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-22 15:47:39,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:47:39,885 INFO L93 Difference]: Finished difference Result 4461 states and 6604 transitions. [2024-11-22 15:47:39,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 15:47:39,885 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 115 [2024-11-22 15:47:39,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:47:39,888 INFO L225 Difference]: With dead ends: 4461 [2024-11-22 15:47:39,888 INFO L226 Difference]: Without dead ends: 0 [2024-11-22 15:47:39,904 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:47:39,905 INFO L432 NwaCegarLoop]: 3323 mSDtfsCounter, 3289 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3289 SdHoareTripleChecker+Valid, 3323 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-22 15:47:39,905 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3289 Valid, 3323 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 15:47:39,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-22 15:47:39,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-22 15:47:39,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 15:47:39,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-22 15:47:39,908 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 115 [2024-11-22 15:47:39,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:47:39,908 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-22 15:47:39,909 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-22 15:47:39,909 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-22 15:47:39,909 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-22 15:47:39,911 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-22 15:47:39,911 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-22 15:47:39,913 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-22 15:47:39,915 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.