./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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-43_2a-drivers--usb--misc--ftdi-elan.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 abeb9ca06f21b9dec7d230ce040a263678a02e52fe3d91f2bc4306bcb6729759 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 04:03:20,322 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 04:03:20,389 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 04:03:20,394 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 04:03:20,394 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 04:03:20,429 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 04:03:20,430 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 04:03:20,430 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 04:03:20,431 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 04:03:20,432 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 04:03:20,433 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 04:03:20,433 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 04:03:20,433 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 04:03:20,434 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 04:03:20,435 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 04:03:20,436 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 04:03:20,436 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 04:03:20,436 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 04:03:20,437 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 04:03:20,437 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 04:03:20,441 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 04:03:20,441 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 04:03:20,442 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 04:03:20,442 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 04:03:20,442 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 04:03:20,442 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 04:03:20,443 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 04:03:20,443 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 04:03:20,443 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 04:03:20,443 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 04:03:20,444 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 04:03:20,444 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 04:03:20,444 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 04:03:20,444 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 04:03:20,445 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 04:03:20,445 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 04:03:20,451 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 04:03:20,452 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 04:03:20,452 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 04:03:20,452 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> abeb9ca06f21b9dec7d230ce040a263678a02e52fe3d91f2bc4306bcb6729759 [2024-11-19 04:03:20,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 04:03:20,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 04:03:20,742 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 04:03:20,743 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 04:03:20,744 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 04:03:20,745 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2024-11-19 04:03:22,267 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 04:03:22,792 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 04:03:22,793 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2024-11-19 04:03:22,840 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f87187e24/43513dbc256d48769936fd2a2b1f30e7/FLAGe730bf2b9 [2024-11-19 04:03:23,328 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f87187e24/43513dbc256d48769936fd2a2b1f30e7 [2024-11-19 04:03:23,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 04:03:23,332 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 04:03:23,335 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 04:03:23,335 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 04:03:23,341 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 04:03:23,342 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:23" (1/1) ... [2024-11-19 04:03:23,343 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@797aad90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:23, skipping insertion in model container [2024-11-19 04:03:23,343 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:23" (1/1) ... [2024-11-19 04:03:23,463 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 04:03:25,919 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i[263943,263956] [2024-11-19 04:03:25,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 04:03:26,058 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 04:03:26,154 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; subl %2, %0; sete %1": "+m" (v->counter), "=qm" (c): "er" (i): "memory"); [3725-3726] [2024-11-19 04:03:26,156 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddb %b0, %1\n": "+q" (__ret), "+m" (v->counter): : "memory", "cc"); [3737-3738] [2024-11-19 04:03:26,156 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddw %w0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3741-3742] [2024-11-19 04:03:26,157 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddl %0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3745-3746] [2024-11-19 04:03:26,157 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddq %q0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3749-3750] [2024-11-19 04:03:26,382 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i[263943,263956] [2024-11-19 04:03:26,393 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 04:03:26,609 INFO L204 MainTranslator]: Completed translation [2024-11-19 04:03:26,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26 WrapperNode [2024-11-19 04:03:26,617 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 04:03:26,618 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 04:03:26,619 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 04:03:26,619 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 04:03:26,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2024-11-19 04:03:26,797 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2024-11-19 04:03:26,987 INFO L138 Inliner]: procedures = 268, calls = 2838, calls flagged for inlining = 123, calls inlined = 114, statements flattened = 6939 [2024-11-19 04:03:26,987 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 04:03:26,988 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 04:03:26,988 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 04:03:26,988 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 04:03:27,000 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2024-11-19 04:03:27,000 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2024-11-19 04:03:27,045 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2024-11-19 04:03:27,735 INFO L175 MemorySlicer]: Split 1187 memory accesses to 17 slices as follows [2, 7, 2, 2, 3, 3, 3, 3, 3, 26, 34, 47, 1035, 3, 9, 3, 2]. 87 percent of accesses are in the largest equivalence class. The 64 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 53, 0, 9, 0, 0]. The 655 writes are split as follows [0, 2, 1, 1, 3, 3, 3, 3, 3, 13, 8, 45, 563, 3, 0, 3, 1]. [2024-11-19 04:03:27,736 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2024-11-19 04:03:27,736 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2024-11-19 04:03:27,851 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2024-11-19 04:03:27,927 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2024-11-19 04:03:27,964 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2024-11-19 04:03:27,991 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2024-11-19 04:03:28,036 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 04:03:28,037 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 04:03:28,038 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 04:03:28,038 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 04:03:28,039 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2024-11-19 04:03:28,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 04:03:28,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 04:03:28,079 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) [2024-11-19 04:03:28,084 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 [2024-11-19 04:03:28,139 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2024-11-19 04:03:28,139 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2024-11-19 04:03:28,139 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-19 04:03:28,140 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-19 04:03:28,141 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2024-11-19 04:03:28,141 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2024-11-19 04:03:28,141 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_kick_command_queue [2024-11-19 04:03:28,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_kick_command_queue [2024-11-19 04:03:28,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 04:03:28,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 04:03:28,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 04:03:28,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 04:03:28,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 04:03:28,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-19 04:03:28,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-19 04:03:28,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-19 04:03:28,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-19 04:03:28,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-19 04:03:28,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-19 04:03:28,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-19 04:03:28,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-19 04:03:28,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-19 04:03:28,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-19 04:03:28,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-19 04:03:28,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-19 04:03:28,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-19 04:03:28,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-19 04:03:28,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-19 04:03:28,146 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-19 04:03:28,146 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_flush_input_fifo [2024-11-19 04:03:28,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_flush_input_fifo [2024-11-19 04:03:28,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-19 04:03:28,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-19 04:03:28,146 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2024-11-19 04:03:28,147 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2024-11-19 04:03:28,147 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_config [2024-11-19 04:03:28,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_config [2024-11-19 04:03:28,147 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2024-11-19 04:03:28,147 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2024-11-19 04:03:28,147 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2024-11-19 04:03:28,147 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2024-11-19 04:03:28,148 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2024-11-19 04:03:28,148 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2024-11-19 04:03:28,148 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-19 04:03:28,148 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-19 04:03:28,148 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2024-11-19 04:03:28,148 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2024-11-19 04:03:28,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-19 04:03:28,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-19 04:03:28,149 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2024-11-19 04:03:28,149 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2024-11-19 04:03:28,149 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 04:03:28,149 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 04:03:28,149 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_status_work [2024-11-19 04:03:28,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_status_work [2024-11-19 04:03:28,150 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_cancel_work [2024-11-19 04:03:28,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_cancel_work [2024-11-19 04:03:28,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 04:03:28,150 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-19 04:03:28,150 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-19 04:03:28,151 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2024-11-19 04:03:28,151 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2024-11-19 04:03:28,151 INFO L130 BoogieDeclarations]: Found specification of procedure up [2024-11-19 04:03:28,151 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2024-11-19 04:03:28,151 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_get_kref [2024-11-19 04:03:28,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_get_kref [2024-11-19 04:03:28,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 04:03:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 04:03:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 04:03:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 04:03:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 04:03:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-19 04:03:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-19 04:03:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-19 04:03:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-19 04:03:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-19 04:03:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-19 04:03:28,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-19 04:03:28,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-19 04:03:28,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-19 04:03:28,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-19 04:03:28,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-19 04:03:28,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-19 04:03:28,155 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2024-11-19 04:03:28,155 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2024-11-19 04:03:28,155 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2024-11-19 04:03:28,156 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2024-11-19 04:03:28,156 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_cancel_work [2024-11-19 04:03:28,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_cancel_work [2024-11-19 04:03:28,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 04:03:28,157 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2024-11-19 04:03:28,157 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2024-11-19 04:03:28,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 04:03:28,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 04:03:28,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 04:03:28,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 04:03:28,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 04:03:28,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-19 04:03:28,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-19 04:03:28,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-19 04:03:28,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-19 04:03:28,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-19 04:03:28,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-19 04:03:28,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-19 04:03:28,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-19 04:03:28,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-19 04:03:28,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-19 04:03:28,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-19 04:03:28,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-19 04:03:28,160 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_cancel_work [2024-11-19 04:03:28,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_cancel_work [2024-11-19 04:03:28,160 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-19 04:03:28,160 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-19 04:03:28,161 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-19 04:03:28,161 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-19 04:03:28,161 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-19 04:03:28,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-19 04:03:28,162 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-19 04:03:28,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-19 04:03:28,162 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-19 04:03:28,162 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-19 04:03:28,162 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_do_callback [2024-11-19 04:03:28,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_do_callback [2024-11-19 04:03:28,162 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_requeue_work [2024-11-19 04:03:28,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_requeue_work [2024-11-19 04:03:28,163 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-19 04:03:28,163 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-19 04:03:28,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_45 [2024-11-19 04:03:28,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_45 [2024-11-19 04:03:28,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_44 [2024-11-19 04:03:28,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_44 [2024-11-19 04:03:28,163 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2024-11-19 04:03:28,163 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2024-11-19 04:03:28,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_43 [2024-11-19 04:03:28,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_43 [2024-11-19 04:03:28,164 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-11-19 04:03:28,164 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-11-19 04:03:28,164 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2024-11-19 04:03:28,164 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2024-11-19 04:03:28,164 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_found_controller [2024-11-19 04:03:28,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_found_controller [2024-11-19 04:03:28,164 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_setup_controller [2024-11-19 04:03:28,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_setup_controller [2024-11-19 04:03:28,164 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_gone_away [2024-11-19 04:03:28,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_gone_away [2024-11-19 04:03:28,164 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_config [2024-11-19 04:03:28,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_config [2024-11-19 04:03:28,165 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_respond_work [2024-11-19 04:03:28,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_respond_work [2024-11-19 04:03:28,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 04:03:28,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 04:03:28,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 04:03:28,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 04:03:28,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 04:03:28,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-19 04:03:28,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-19 04:03:28,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-19 04:03:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-19 04:03:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-19 04:03:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-19 04:03:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-19 04:03:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-19 04:03:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-19 04:03:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-19 04:03:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-19 04:03:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-19 04:03:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-19 04:03:28,170 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-19 04:03:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_requeue_work [2024-11-19 04:03:28,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_requeue_work [2024-11-19 04:03:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2024-11-19 04:03:28,171 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2024-11-19 04:03:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2024-11-19 04:03:28,171 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2024-11-19 04:03:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2024-11-19 04:03:28,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2024-11-19 04:03:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 04:03:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 04:03:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 04:03:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 04:03:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 04:03:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-19 04:03:28,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-19 04:03:28,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-19 04:03:28,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-19 04:03:28,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-19 04:03:28,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-19 04:03:28,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-19 04:03:28,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-19 04:03:28,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-19 04:03:28,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-19 04:03:28,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-19 04:03:28,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-19 04:03:28,175 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2024-11-19 04:03:28,175 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2024-11-19 04:03:28,175 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_reg [2024-11-19 04:03:28,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_reg [2024-11-19 04:03:28,175 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_disconnect [2024-11-19 04:03:28,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_disconnect [2024-11-19 04:03:28,175 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_respond_queue_work [2024-11-19 04:03:28,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_respond_queue_work [2024-11-19 04:03:28,176 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write [2024-11-19 04:03:28,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write [2024-11-19 04:03:28,176 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-19 04:03:28,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-19 04:03:28,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-19 04:03:28,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-19 04:03:28,176 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_completions [2024-11-19 04:03:28,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_completions [2024-11-19 04:03:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2024-11-19 04:03:28,177 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2024-11-19 04:03:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 04:03:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 04:03:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 04:03:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 04:03:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 04:03:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-19 04:03:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-19 04:03:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-19 04:03:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-19 04:03:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-19 04:03:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-19 04:03:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-19 04:03:28,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-19 04:03:28,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-19 04:03:28,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-19 04:03:28,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-19 04:03:28,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-19 04:03:28,180 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2024-11-19 04:03:28,180 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2024-11-19 04:03:28,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-19 04:03:28,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-19 04:03:28,181 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_command_work [2024-11-19 04:03:28,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_command_work [2024-11-19 04:03:28,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-19 04:03:28,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-19 04:03:28,181 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_put_kref [2024-11-19 04:03:28,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_put_kref [2024-11-19 04:03:28,181 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_targets [2024-11-19 04:03:28,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_targets [2024-11-19 04:03:28,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 04:03:28,182 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_pcimem [2024-11-19 04:03:28,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_pcimem [2024-11-19 04:03:28,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-19 04:03:28,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-19 04:03:28,182 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2024-11-19 04:03:28,182 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2024-11-19 04:03:28,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 04:03:28,183 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2024-11-19 04:03:28,183 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2024-11-19 04:03:28,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 04:03:28,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 04:03:28,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 04:03:28,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 04:03:28,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 04:03:28,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-19 04:03:28,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-19 04:03:28,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-19 04:03:28,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-19 04:03:28,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-19 04:03:28,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-19 04:03:28,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-19 04:03:28,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-19 04:03:28,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-19 04:03:28,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-19 04:03:28,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-19 04:03:28,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-19 04:03:28,184 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_requeue_work [2024-11-19 04:03:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_requeue_work [2024-11-19 04:03:28,185 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-19 04:03:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-19 04:03:28,185 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_queue_work [2024-11-19 04:03:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_queue_work [2024-11-19 04:03:28,185 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-11-19 04:03:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-11-19 04:03:28,185 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_pcimem [2024-11-19 04:03:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_pcimem [2024-11-19 04:03:28,185 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2024-11-19 04:03:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2024-11-19 04:03:28,185 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2024-11-19 04:03:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2024-11-19 04:03:28,186 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-11-19 04:03:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-11-19 04:03:28,186 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-19 04:03:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-19 04:03:28,186 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-19 04:03:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-19 04:03:28,186 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_reg [2024-11-19 04:03:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_reg [2024-11-19 04:03:28,186 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2024-11-19 04:03:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2024-11-19 04:03:28,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 04:03:28,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 04:03:28,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 04:03:28,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 04:03:28,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 04:03:28,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 04:03:28,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-19 04:03:28,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-19 04:03:28,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-19 04:03:28,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-19 04:03:28,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-19 04:03:28,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-19 04:03:28,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-19 04:03:28,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-19 04:03:28,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-19 04:03:28,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-19 04:03:28,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-19 04:03:28,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 04:03:28,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 04:03:29,033 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 04:03:29,036 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 04:03:29,143 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-19 04:03:50,055 INFO L? ?]: Removed 1993 outVars from TransFormulas that were not future-live. [2024-11-19 04:03:50,055 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 04:03:50,117 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 04:03:50,117 INFO L316 CfgBuilder]: Removed 15 assume(true) statements. [2024-11-19 04:03:50,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:50 BoogieIcfgContainer [2024-11-19 04:03:50,118 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 04:03:50,121 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 04:03:50,121 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 04:03:50,125 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 04:03:50,125 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:03:23" (1/3) ... [2024-11-19 04:03:50,126 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50cb9e10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:03:50, skipping insertion in model container [2024-11-19 04:03:50,126 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (2/3) ... [2024-11-19 04:03:50,126 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50cb9e10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:03:50, skipping insertion in model container [2024-11-19 04:03:50,128 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:50" (3/3) ... [2024-11-19 04:03:50,129 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2024-11-19 04:03:50,147 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 04:03:50,147 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 04:03:50,270 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 04:03:50,276 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;@c34bfbc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 04:03:50,276 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 04:03:50,287 INFO L276 IsEmpty]: Start isEmpty. Operand has 1986 states, 1418 states have (on average 1.4174894217207334) internal successors, (2010), 1469 states have internal predecessors, (2010), 483 states have call successors, (483), 84 states have call predecessors, (483), 83 states have return successors, (476), 462 states have call predecessors, (476), 476 states have call successors, (476) [2024-11-19 04:03:50,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-19 04:03:50,301 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:03:50,302 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1] [2024-11-19 04:03:50,303 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 04:03:50,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:03:50,307 INFO L85 PathProgramCache]: Analyzing trace with hash 606491696, now seen corresponding path program 1 times [2024-11-19 04:03:50,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:03:50,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815433805] [2024-11-19 04:03:50,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:03:50,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:03:57,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:03:58,620 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-11-19 04:03:58,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:03:58,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815433805] [2024-11-19 04:03:58,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815433805] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 04:03:58,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [226269727] [2024-11-19 04:03:58,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:03:58,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 04:03:58,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 04:03:58,630 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) [2024-11-19 04:03:58,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-19 04:04:06,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:04:06,930 INFO L255 TraceCheckSpWp]: Trace formula consists of 4640 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-19 04:04:06,942 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 04:04:06,970 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-19 04:04:06,971 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 04:04:06,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [226269727] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:04:06,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 04:04:06,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-19 04:04:06,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097153450] [2024-11-19 04:04:06,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:04:06,985 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-19 04:04:06,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:04:07,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-19 04:04:07,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-19 04:04:07,021 INFO L87 Difference]: Start difference. First operand has 1986 states, 1418 states have (on average 1.4174894217207334) internal successors, (2010), 1469 states have internal predecessors, (2010), 483 states have call successors, (483), 84 states have call predecessors, (483), 83 states have return successors, (476), 462 states have call predecessors, (476), 476 states have call successors, (476) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-19 04:04:07,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:04:07,267 INFO L93 Difference]: Finished difference Result 3967 states and 6054 transitions. [2024-11-19 04:04:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-19 04:04:07,271 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 127 [2024-11-19 04:04:07,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:04:07,317 INFO L225 Difference]: With dead ends: 3967 [2024-11-19 04:04:07,317 INFO L226 Difference]: Without dead ends: 1969 [2024-11-19 04:04:07,353 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-19 04:04:07,357 INFO L432 NwaCegarLoop]: 2946 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, 2946 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 [2024-11-19 04:04:07,358 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2946 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 04:04:07,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1969 states. [2024-11-19 04:04:07,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1969 to 1969. [2024-11-19 04:04:07,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1969 states, 1410 states have (on average 1.399290780141844) internal successors, (1973), 1453 states have internal predecessors, (1973), 476 states have call successors, (476), 83 states have call predecessors, (476), 82 states have return successors, (474), 460 states have call predecessors, (474), 474 states have call successors, (474) [2024-11-19 04:04:07,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 1969 states and 2923 transitions. [2024-11-19 04:04:07,602 INFO L78 Accepts]: Start accepts. Automaton has 1969 states and 2923 transitions. Word has length 127 [2024-11-19 04:04:07,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:04:07,603 INFO L471 AbstractCegarLoop]: Abstraction has 1969 states and 2923 transitions. [2024-11-19 04:04:07,604 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-19 04:04:07,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2923 transitions. [2024-11-19 04:04:07,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-19 04:04:07,611 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:04:07,612 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1] [2024-11-19 04:04:07,646 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-19 04:04:07,813 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 [2024-11-19 04:04:07,814 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 04:04:07,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:04:07,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1510472730, now seen corresponding path program 1 times [2024-11-19 04:04:07,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:04:07,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510073415] [2024-11-19 04:04:07,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:04:07,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:04:14,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:04:15,018 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-19 04:04:15,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:04:15,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510073415] [2024-11-19 04:04:15,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510073415] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:04:15,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:04:15,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:04:15,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398789876] [2024-11-19 04:04:15,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:04:15,020 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:04:15,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:04:15,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:04:15,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:04:15,026 INFO L87 Difference]: Start difference. First operand 1969 states and 2923 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-19 04:04:15,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:04:15,530 INFO L93 Difference]: Finished difference Result 5663 states and 8423 transitions. [2024-11-19 04:04:15,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:04:15,531 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 127 [2024-11-19 04:04:15,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:04:15,568 INFO L225 Difference]: With dead ends: 5663 [2024-11-19 04:04:15,569 INFO L226 Difference]: Without dead ends: 3723 [2024-11-19 04:04:15,590 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:04:15,591 INFO L432 NwaCegarLoop]: 2968 mSDtfsCounter, 2684 mSDsluCounter, 2834 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2684 SdHoareTripleChecker+Valid, 5802 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-19 04:04:15,592 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2684 Valid, 5802 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-19 04:04:15,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3723 states. [2024-11-19 04:04:15,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3723 to 3718. [2024-11-19 04:04:15,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3718 states, 2680 states have (on average 1.4085820895522387) internal successors, (3775), 2763 states have internal predecessors, (3775), 880 states have call successors, (880), 158 states have call predecessors, (880), 157 states have return successors, (878), 850 states have call predecessors, (878), 878 states have call successors, (878) [2024-11-19 04:04:15,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 3718 states and 5533 transitions. [2024-11-19 04:04:15,801 INFO L78 Accepts]: Start accepts. Automaton has 3718 states and 5533 transitions. Word has length 127 [2024-11-19 04:04:15,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:04:15,804 INFO L471 AbstractCegarLoop]: Abstraction has 3718 states and 5533 transitions. [2024-11-19 04:04:15,804 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-19 04:04:15,804 INFO L276 IsEmpty]: Start isEmpty. Operand 3718 states and 5533 transitions. [2024-11-19 04:04:15,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-19 04:04:15,808 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:04:15,809 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 04:04:15,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 04:04:15,809 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 04:04:15,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:04:15,812 INFO L85 PathProgramCache]: Analyzing trace with hash -1737707796, now seen corresponding path program 1 times [2024-11-19 04:04:15,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:04:15,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159694609] [2024-11-19 04:04:15,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:04:15,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:04:22,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:04:23,277 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-19 04:04:23,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:04:23,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159694609] [2024-11-19 04:04:23,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1159694609] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:04:23,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:04:23,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:04:23,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723600034] [2024-11-19 04:04:23,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:04:23,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:04:23,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:04:23,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:04:23,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:04:23,283 INFO L87 Difference]: Start difference. First operand 3718 states and 5533 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-19 04:04:23,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:04:23,956 INFO L93 Difference]: Finished difference Result 10842 states and 16137 transitions. [2024-11-19 04:04:23,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:04:23,957 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 134 [2024-11-19 04:04:23,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:04:24,022 INFO L225 Difference]: With dead ends: 10842 [2024-11-19 04:04:24,023 INFO L226 Difference]: Without dead ends: 7153 [2024-11-19 04:04:24,057 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:04:24,061 INFO L432 NwaCegarLoop]: 2922 mSDtfsCounter, 2719 mSDsluCounter, 2864 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2719 SdHoareTripleChecker+Valid, 5786 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-19 04:04:24,063 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2719 Valid, 5786 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-19 04:04:24,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7153 states. [2024-11-19 04:04:24,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7153 to 7150. [2024-11-19 04:04:24,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7150 states, 5144 states have (on average 1.4092146189735615) internal successors, (7249), 5304 states have internal predecessors, (7249), 1696 states have call successors, (1696), 310 states have call predecessors, (1696), 309 states have return successors, (1693), 1637 states have call predecessors, (1693), 1693 states have call successors, (1693) [2024-11-19 04:04:24,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7150 states to 7150 states and 10638 transitions. [2024-11-19 04:04:24,421 INFO L78 Accepts]: Start accepts. Automaton has 7150 states and 10638 transitions. Word has length 134 [2024-11-19 04:04:24,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:04:24,422 INFO L471 AbstractCegarLoop]: Abstraction has 7150 states and 10638 transitions. [2024-11-19 04:04:24,422 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-19 04:04:24,422 INFO L276 IsEmpty]: Start isEmpty. Operand 7150 states and 10638 transitions. [2024-11-19 04:04:24,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-19 04:04:24,426 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:04:24,427 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 04:04:24,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-19 04:04:24,427 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 04:04:24,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:04:24,428 INFO L85 PathProgramCache]: Analyzing trace with hash -902454415, now seen corresponding path program 1 times [2024-11-19 04:04:24,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:04:24,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443848271] [2024-11-19 04:04:24,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:04:24,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:04:30,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:04:31,127 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-19 04:04:31,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:04:31,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443848271] [2024-11-19 04:04:31,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443848271] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:04:31,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:04:31,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:04:31,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640798777] [2024-11-19 04:04:31,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:04:31,131 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:04:31,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:04:31,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:04:31,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:04:31,132 INFO L87 Difference]: Start difference. First operand 7150 states and 10638 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-19 04:04:31,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:04:31,383 INFO L93 Difference]: Finished difference Result 7157 states and 10648 transitions. [2024-11-19 04:04:31,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:04:31,384 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 136 [2024-11-19 04:04:31,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:04:31,443 INFO L225 Difference]: With dead ends: 7157 [2024-11-19 04:04:31,443 INFO L226 Difference]: Without dead ends: 7154 [2024-11-19 04:04:31,453 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:04:31,454 INFO L432 NwaCegarLoop]: 2922 mSDtfsCounter, 0 mSDsluCounter, 2917 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5839 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 04:04:31,455 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5839 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 04:04:31,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7154 states. [2024-11-19 04:04:31,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7154 to 7154. [2024-11-19 04:04:31,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7154 states, 5148 states have (on average 1.408896658896659) internal successors, (7253), 5308 states have internal predecessors, (7253), 1696 states have call successors, (1696), 310 states have call predecessors, (1696), 309 states have return successors, (1693), 1637 states have call predecessors, (1693), 1693 states have call successors, (1693) [2024-11-19 04:04:31,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7154 states to 7154 states and 10642 transitions. [2024-11-19 04:04:31,830 INFO L78 Accepts]: Start accepts. Automaton has 7154 states and 10642 transitions. Word has length 136 [2024-11-19 04:04:31,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:04:31,832 INFO L471 AbstractCegarLoop]: Abstraction has 7154 states and 10642 transitions. [2024-11-19 04:04:31,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-19 04:04:31,833 INFO L276 IsEmpty]: Start isEmpty. Operand 7154 states and 10642 transitions. [2024-11-19 04:04:31,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-19 04:04:31,837 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:04:31,837 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 04:04:31,837 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-19 04:04:31,837 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 04:04:31,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:04:31,838 INFO L85 PathProgramCache]: Analyzing trace with hash -178321898, now seen corresponding path program 1 times [2024-11-19 04:04:31,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:04:31,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859638219] [2024-11-19 04:04:31,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:04:31,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:04:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:04:39,044 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-19 04:04:39,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:04:39,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859638219] [2024-11-19 04:04:39,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859638219] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:04:39,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:04:39,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-19 04:04:39,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91231488] [2024-11-19 04:04:39,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:04:39,047 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 04:04:39,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:04:39,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 04:04:39,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 04:04:39,048 INFO L87 Difference]: Start difference. First operand 7154 states and 10642 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-19 04:04:39,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:04:39,468 INFO L93 Difference]: Finished difference Result 14246 states and 21498 transitions. [2024-11-19 04:04:39,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 04:04:39,469 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 138 [2024-11-19 04:04:39,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:04:39,480 INFO L225 Difference]: With dead ends: 14246 [2024-11-19 04:04:39,480 INFO L226 Difference]: Without dead ends: 0 [2024-11-19 04:04:39,670 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-19 04:04:39,672 INFO L432 NwaCegarLoop]: 2910 mSDtfsCounter, 2873 mSDsluCounter, 2910 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2873 SdHoareTripleChecker+Valid, 5820 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 04:04:39,673 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2873 Valid, 5820 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 04:04:39,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-19 04:04:39,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-19 04:04:39,673 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) [2024-11-19 04:04:39,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-19 04:04:39,680 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 138 [2024-11-19 04:04:39,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:04:39,682 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 04:04:39,683 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-19 04:04:39,683 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-19 04:04:39,683 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-19 04:04:39,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-19 04:04:39,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-19 04:04:39,688 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-19 04:04:39,691 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.