./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f 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-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.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 09c104d62ffc45fecdd321fcd218065640bd0081501b6da04b741d2fcf55e306 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 09:56:55,179 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 09:56:55,250 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-12 09:56:55,255 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 09:56:55,255 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 09:56:55,280 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 09:56:55,280 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 09:56:55,281 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 09:56:55,281 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 09:56:55,282 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 09:56:55,282 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 09:56:55,282 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 09:56:55,283 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 09:56:55,283 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 09:56:55,284 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 09:56:55,284 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 09:56:55,285 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 09:56:55,285 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 09:56:55,285 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 09:56:55,286 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 09:56:55,286 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 09:56:55,287 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 09:56:55,287 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 09:56:55,287 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 09:56:55,288 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 09:56:55,288 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 09:56:55,288 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 09:56:55,289 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 09:56:55,289 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 09:56:55,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 09:56:55,290 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 09:56:55,290 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 09:56:55,290 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 09:56:55,290 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 09:56:55,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 09:56:55,291 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 09:56:55,291 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 09:56:55,292 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 09:56:55,292 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 09:56:55,292 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 09c104d62ffc45fecdd321fcd218065640bd0081501b6da04b741d2fcf55e306 [2024-11-12 09:56:55,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 09:56:55,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 09:56:55,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 09:56:55,648 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 09:56:55,648 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 09:56:55,649 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i [2024-11-12 09:56:57,108 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 09:56:57,639 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 09:56:57,640 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i [2024-11-12 09:56:57,684 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73a9142da/aa99b382b7ba4020b7ae71e9441df27b/FLAGe52a81446 [2024-11-12 09:56:58,217 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73a9142da/aa99b382b7ba4020b7ae71e9441df27b [2024-11-12 09:56:58,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 09:56:58,222 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 09:56:58,223 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 09:56:58,223 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 09:56:58,229 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 09:56:58,230 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 09:56:58" (1/1) ... [2024-11-12 09:56:58,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34241b27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:56:58, skipping insertion in model container [2024-11-12 09:56:58,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 09:56:58" (1/1) ... [2024-11-12 09:56:58,335 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 09:56:59,371 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-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i[161372,161385] [2024-11-12 09:57:00,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 09:57:00,067 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 09:57:00,205 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-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i[161372,161385] [2024-11-12 09:57:00,275 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/998/dscv_tempdir/dscv/ri/205_9a/drivers/net/phy/dp83640.o.c.prepared"), "i" (952), "i" (12UL)); [6659-6660] [2024-11-12 09:57:00,409 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 09:57:00,457 INFO L204 MainTranslator]: Completed translation [2024-11-12 09:57:00,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:57:00 WrapperNode [2024-11-12 09:57:00,459 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 09:57:00,460 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 09:57:00,460 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 09:57:00,460 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 09:57:00,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:57:00" (1/1) ... [2024-11-12 09:57:00,530 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:57:00" (1/1) ... [2024-11-12 09:57:00,652 INFO L138 Inliner]: procedures = 187, calls = 879, calls flagged for inlining = 75, calls inlined = 64, statements flattened = 2427 [2024-11-12 09:57:00,653 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 09:57:00,655 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 09:57:00,655 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 09:57:00,655 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 09:57:00,666 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:57:00" (1/1) ... [2024-11-12 09:57:00,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:57:00" (1/1) ... [2024-11-12 09:57:00,693 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:57:00" (1/1) ... [2024-11-12 09:57:01,036 INFO L175 MemorySlicer]: Split 387 memory accesses to 16 slices as follows [2, 6, 41, 14, 20, 2, 16, 3, 5, 2, 2, 6, 2, 6, 245, 15]. 63 percent of accesses are in the largest equivalence class. The 55 initializations are split as follows [2, 6, 0, 0, 15, 0, 16, 0, 0, 0, 0, 6, 0, 0, 2, 8]. The 172 writes are split as follows [0, 0, 41, 12, 2, 1, 0, 3, 0, 1, 1, 0, 2, 2, 107, 0]. [2024-11-12 09:57:01,036 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:57:00" (1/1) ... [2024-11-12 09:57:01,036 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:57:00" (1/1) ... [2024-11-12 09:57:01,126 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:57:00" (1/1) ... [2024-11-12 09:57:01,152 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:57:00" (1/1) ... [2024-11-12 09:57:01,182 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:57:00" (1/1) ... [2024-11-12 09:57:01,203 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:57:00" (1/1) ... [2024-11-12 09:57:01,237 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 09:57:01,238 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 09:57:01,239 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 09:57:01,239 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 09:57:01,240 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:57:00" (1/1) ... [2024-11-12 09:57:01,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 09:57:01,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 09:57:01,285 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) [2024-11-12 09:57:01,291 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 [2024-11-12 09:57:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure broadcast_write [2024-11-12 09:57:01,385 INFO L138 BoogieDeclarations]: Found implementation of procedure broadcast_write [2024-11-12 09:57:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-12 09:57:01,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-12 09:57:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure genphy_config_aneg [2024-11-12 09:57:01,386 INFO L138 BoogieDeclarations]: Found implementation of procedure genphy_config_aneg [2024-11-12 09:57:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-11-12 09:57:01,386 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-11-12 09:57:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-12 09:57:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-12 09:57:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-12 09:57:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-12 09:57:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-12 09:57:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-12 09:57:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-12 09:57:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-12 09:57:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-12 09:57:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-12 09:57:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-12 09:57:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-12 09:57:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-12 09:57:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-12 09:57:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-12 09:57:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-12 09:57:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-12 09:57:01,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-12 09:57:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_clock_put [2024-11-12 09:57:01,388 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_clock_put [2024-11-12 09:57:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-12 09:57:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-12 09:57:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-12 09:57:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-12 09:57:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-12 09:57:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-12 09:57:01,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-12 09:57:01,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-12 09:57:01,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-12 09:57:01,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-12 09:57:01,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-12 09:57:01,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-12 09:57:01,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-12 09:57:01,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-12 09:57:01,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-12 09:57:01,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-12 09:57:01,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-12 09:57:01,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-12 09:57:01,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-12 09:57:01,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-12 09:57:01,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-12 09:57:01,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-12 09:57:01,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-12 09:57:01,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-12 09:57:01,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-12 09:57:01,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-12 09:57:01,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-12 09:57:01,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-12 09:57:01,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-12 09:57:01,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-12 09:57:01,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-12 09:57:01,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-12 09:57:01,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-12 09:57:01,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-12 09:57:01,392 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2024-11-12 09:57:01,393 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2024-11-12 09:57:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure phy2txts [2024-11-12 09:57:01,393 INFO L138 BoogieDeclarations]: Found implementation of procedure phy2txts [2024-11-12 09:57:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2024-11-12 09:57:01,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2024-11-12 09:57:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_ts_info [2024-11-12 09:57:01,393 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_ts_info [2024-11-12 09:57:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-12 09:57:01,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-12 09:57:01,394 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2024-11-12 09:57:01,394 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2024-11-12 09:57:01,394 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_write [2024-11-12 09:57:01,394 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_write [2024-11-12 09:57:01,394 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_config_intr [2024-11-12 09:57:01,394 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_config_intr [2024-11-12 09:57:01,394 INFO L130 BoogieDeclarations]: Found specification of procedure tdr_write [2024-11-12 09:57:01,395 INFO L138 BoogieDeclarations]: Found implementation of procedure tdr_write [2024-11-12 09:57:01,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2024-11-12 09:57:01,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2024-11-12 09:57:01,395 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-12 09:57:01,395 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-12 09:57:01,395 INFO L130 BoogieDeclarations]: Found specification of procedure exts_chan_to_edata [2024-11-12 09:57:01,395 INFO L138 BoogieDeclarations]: Found implementation of procedure exts_chan_to_edata [2024-11-12 09:57:01,395 INFO L130 BoogieDeclarations]: Found specification of procedure skb_complete_tx_timestamp [2024-11-12 09:57:01,396 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_complete_tx_timestamp [2024-11-12 09:57:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2024-11-12 09:57:01,396 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2024-11-12 09:57:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-12 09:57:01,396 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-12 09:57:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-12 09:57:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-12 09:57:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-12 09:57:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-12 09:57:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-12 09:57:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-12 09:57:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-12 09:57:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-12 09:57:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-12 09:57:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-12 09:57:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-12 09:57:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-12 09:57:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-12 09:57:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-12 09:57:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-12 09:57:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-12 09:57:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-12 09:57:01,398 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-12 09:57:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-12 09:57:01,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-12 09:57:01,399 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_rxtstamp [2024-11-12 09:57:01,399 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_rxtstamp [2024-11-12 09:57:01,399 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-12 09:57:01,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-12 09:57:01,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-12 09:57:01,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-12 09:57:01,400 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2024-11-12 09:57:01,400 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2024-11-12 09:57:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-12 09:57:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-12 09:57:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-12 09:57:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-12 09:57:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-12 09:57:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-12 09:57:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-12 09:57:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-12 09:57:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-12 09:57:01,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-12 09:57:01,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-12 09:57:01,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-12 09:57:01,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-12 09:57:01,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-12 09:57:01,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-12 09:57:01,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-12 09:57:01,402 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-12 09:57:01,402 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-12 09:57:01,402 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-12 09:57:01,402 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-12 09:57:01,402 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-12 09:57:01,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-12 09:57:01,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-12 09:57:01,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-12 09:57:01,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-12 09:57:01,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-12 09:57:01,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-12 09:57:01,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-12 09:57:01,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-12 09:57:01,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-12 09:57:01,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-12 09:57:01,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-12 09:57:01,403 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 09:57:01,404 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 09:57:01,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-12 09:57:01,404 INFO L130 BoogieDeclarations]: Found specification of procedure prune_rx_ts [2024-11-12 09:57:01,404 INFO L138 BoogieDeclarations]: Found implementation of procedure prune_rx_ts [2024-11-12 09:57:01,404 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-12 09:57:01,404 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-12 09:57:01,407 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2024-11-12 09:57:01,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2024-11-12 09:57:01,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 09:57:01,408 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_config_init [2024-11-12 09:57:01,408 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_config_init [2024-11-12 09:57:01,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-12 09:57:01,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-12 09:57:01,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-12 09:57:01,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-12 09:57:01,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-12 09:57:01,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-12 09:57:01,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-12 09:57:01,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-12 09:57:01,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-12 09:57:01,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-12 09:57:01,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-12 09:57:01,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-12 09:57:01,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-12 09:57:01,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-12 09:57:01,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-12 09:57:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-12 09:57:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-12 09:57:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-12 09:57:01,411 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-12 09:57:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2024-11-12 09:57:01,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2024-11-12 09:57:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-11-12 09:57:01,411 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-11-12 09:57:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-12 09:57:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-12 09:57:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-12 09:57:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-12 09:57:01,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-12 09:57:01,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-12 09:57:01,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-12 09:57:01,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-12 09:57:01,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-12 09:57:01,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-12 09:57:01,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-12 09:57:01,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-12 09:57:01,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-12 09:57:01,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-12 09:57:01,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-12 09:57:01,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-12 09:57:01,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2024-11-12 09:57:01,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2024-11-12 09:57:01,415 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-12 09:57:01,415 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-12 09:57:01,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-12 09:57:01,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-12 09:57:01,416 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-12 09:57:01,416 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-12 09:57:01,416 INFO L130 BoogieDeclarations]: Found specification of procedure enable_status_frames [2024-11-12 09:57:01,416 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_status_frames [2024-11-12 09:57:01,416 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_hwtstamp [2024-11-12 09:57:01,416 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_hwtstamp [2024-11-12 09:57:01,416 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2024-11-12 09:57:01,416 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2024-11-12 09:57:01,416 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2024-11-12 09:57:01,417 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2024-11-12 09:57:01,417 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2024-11-12 09:57:01,417 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2024-11-12 09:57:01,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-12 09:57:01,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-12 09:57:01,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-12 09:57:01,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-12 09:57:01,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-12 09:57:01,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-12 09:57:01,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-12 09:57:01,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-12 09:57:01,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-12 09:57:01,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-12 09:57:01,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-12 09:57:01,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-12 09:57:01,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-12 09:57:01,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-12 09:57:01,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-12 09:57:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-12 09:57:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-12 09:57:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2024-11-12 09:57:01,419 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2024-11-12 09:57:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-12 09:57:01,419 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-12 09:57:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-12 09:57:01,419 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-12 09:57:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_clock_get [2024-11-12 09:57:01,419 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_clock_get [2024-11-12 09:57:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_ack_interrupt [2024-11-12 09:57:01,419 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_ack_interrupt [2024-11-12 09:57:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure ext_read [2024-11-12 09:57:01,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ext_read [2024-11-12 09:57:01,420 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-12 09:57:01,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-12 09:57:01,420 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-12 09:57:01,420 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-12 09:57:01,420 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-12 09:57:01,420 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-12 09:57:01,420 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-12 09:57:01,420 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-12 09:57:01,420 INFO L130 BoogieDeclarations]: Found specification of procedure skb_mac_header [2024-11-12 09:57:01,420 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_mac_header [2024-11-12 09:57:01,420 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_txtstamp [2024-11-12 09:57:01,420 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_txtstamp [2024-11-12 09:57:01,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 09:57:01,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-12 09:57:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-12 09:57:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-12 09:57:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-12 09:57:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-12 09:57:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-12 09:57:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-12 09:57:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-12 09:57:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-12 09:57:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-12 09:57:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-12 09:57:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-12 09:57:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-12 09:57:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-12 09:57:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-12 09:57:01,422 INFO L130 BoogieDeclarations]: Found specification of procedure enable_broadcast [2024-11-12 09:57:01,422 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_broadcast [2024-11-12 09:57:01,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-12 09:57:01,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-12 09:57:01,422 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-12 09:57:01,422 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-12 09:57:01,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 09:57:01,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 09:57:01,425 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timespec [2024-11-12 09:57:01,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timespec [2024-11-12 09:57:01,429 INFO L130 BoogieDeclarations]: Found specification of procedure ext_write [2024-11-12 09:57:01,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ext_write [2024-11-12 09:57:01,429 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-12 09:57:01,429 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-12 09:57:01,929 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 09:57:01,934 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 09:57:01,989 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-12 09:57:08,474 INFO L? ?]: Removed 989 outVars from TransFormulas that were not future-live. [2024-11-12 09:57:08,475 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 09:57:08,509 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 09:57:08,509 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-12 09:57:08,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 09:57:08 BoogieIcfgContainer [2024-11-12 09:57:08,510 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 09:57:08,512 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 09:57:08,513 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 09:57:08,516 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 09:57:08,516 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 09:56:58" (1/3) ... [2024-11-12 09:57:08,517 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e9fb384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 09:57:08, skipping insertion in model container [2024-11-12 09:57:08,517 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:57:00" (2/3) ... [2024-11-12 09:57:08,518 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e9fb384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 09:57:08, skipping insertion in model container [2024-11-12 09:57:08,518 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 09:57:08" (3/3) ... [2024-11-12 09:57:08,520 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i [2024-11-12 09:57:08,542 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 09:57:08,543 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 09:57:08,681 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 09:57:08,688 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;@468aa536, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 09:57:08,690 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 09:57:08,699 INFO L276 IsEmpty]: Start isEmpty. Operand has 976 states, 703 states have (on average 1.3357041251778095) internal successors, (939), 721 states have internal predecessors, (939), 208 states have call successors, (208), 64 states have call predecessors, (208), 63 states have return successors, (205), 203 states have call predecessors, (205), 205 states have call successors, (205) [2024-11-12 09:57:08,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-12 09:57:08,721 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 09:57:08,722 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 09:57:08,723 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 09:57:08,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 09:57:08,730 INFO L85 PathProgramCache]: Analyzing trace with hash 2024750634, now seen corresponding path program 1 times [2024-11-12 09:57:08,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 09:57:08,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657237446] [2024-11-12 09:57:08,743 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 09:57:08,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 09:57:09,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:10,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 09:57:10,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:10,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 09:57:10,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:10,197 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-12 09:57:10,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 09:57:10,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657237446] [2024-11-12 09:57:10,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657237446] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 09:57:10,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 09:57:10,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-12 09:57:10,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949489069] [2024-11-12 09:57:10,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 09:57:10,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 09:57:10,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 09:57:10,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 09:57:10,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-12 09:57:10,244 INFO L87 Difference]: Start difference. First operand has 976 states, 703 states have (on average 1.3357041251778095) internal successors, (939), 721 states have internal predecessors, (939), 208 states have call successors, (208), 64 states have call predecessors, (208), 63 states have return successors, (205), 203 states have call predecessors, (205), 205 states have call successors, (205) Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-12 09:57:14,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:57:20,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 09:57:20,052 INFO L93 Difference]: Finished difference Result 3082 states and 4468 transitions. [2024-11-12 09:57:20,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-12 09:57:20,057 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2024-11-12 09:57:20,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 09:57:20,105 INFO L225 Difference]: With dead ends: 3082 [2024-11-12 09:57:20,105 INFO L226 Difference]: Without dead ends: 2059 [2024-11-12 09:57:20,122 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-12 09:57:20,127 INFO L435 NwaCegarLoop]: 947 mSDtfsCounter, 1925 mSDsluCounter, 2977 mSDsCounter, 0 mSdLazyCounter, 2348 mSolverCounterSat, 577 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2100 SdHoareTripleChecker+Valid, 3924 SdHoareTripleChecker+Invalid, 2926 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 577 IncrementalHoareTripleChecker+Valid, 2348 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2024-11-12 09:57:20,131 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2100 Valid, 3924 Invalid, 2926 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [577 Valid, 2348 Invalid, 1 Unknown, 0 Unchecked, 9.3s Time] [2024-11-12 09:57:20,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2059 states. [2024-11-12 09:57:20,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2059 to 1883. [2024-11-12 09:57:20,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1883 states, 1361 states have (on average 1.3034533431300515) internal successors, (1774), 1387 states have internal predecessors, (1774), 398 states have call successors, (398), 124 states have call predecessors, (398), 123 states have return successors, (405), 393 states have call predecessors, (405), 397 states have call successors, (405) [2024-11-12 09:57:20,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1883 states and 2577 transitions. [2024-11-12 09:57:20,361 INFO L78 Accepts]: Start accepts. Automaton has 1883 states and 2577 transitions. Word has length 32 [2024-11-12 09:57:20,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 09:57:20,362 INFO L471 AbstractCegarLoop]: Abstraction has 1883 states and 2577 transitions. [2024-11-12 09:57:20,363 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-12 09:57:20,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 2577 transitions. [2024-11-12 09:57:20,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-12 09:57:20,378 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 09:57:20,378 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 09:57:20,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 09:57:20,379 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 09:57:20,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 09:57:20,380 INFO L85 PathProgramCache]: Analyzing trace with hash 306087641, now seen corresponding path program 1 times [2024-11-12 09:57:20,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 09:57:20,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053320776] [2024-11-12 09:57:20,380 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 09:57:20,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 09:57:20,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:21,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 09:57:21,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:21,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 09:57:21,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:21,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-12 09:57:21,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:21,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 09:57:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:21,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-12 09:57:21,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:21,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 09:57:21,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:21,282 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-12 09:57:21,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 09:57:21,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053320776] [2024-11-12 09:57:21,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053320776] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 09:57:21,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 09:57:21,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-12 09:57:21,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798551774] [2024-11-12 09:57:21,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 09:57:21,285 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 09:57:21,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 09:57:21,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 09:57:21,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-12 09:57:21,286 INFO L87 Difference]: Start difference. First operand 1883 states and 2577 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-12 09:57:25,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:57:29,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:57:33,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:57:38,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 09:57:38,916 INFO L93 Difference]: Finished difference Result 4142 states and 5788 transitions. [2024-11-12 09:57:38,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-12 09:57:38,917 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 77 [2024-11-12 09:57:38,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 09:57:39,004 INFO L225 Difference]: With dead ends: 4142 [2024-11-12 09:57:39,005 INFO L226 Difference]: Without dead ends: 2267 [2024-11-12 09:57:39,013 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-12 09:57:39,015 INFO L435 NwaCegarLoop]: 534 mSDtfsCounter, 1633 mSDsluCounter, 1044 mSDsCounter, 0 mSdLazyCounter, 2463 mSolverCounterSat, 748 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1817 SdHoareTripleChecker+Valid, 1578 SdHoareTripleChecker+Invalid, 3214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 748 IncrementalHoareTripleChecker+Valid, 2463 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.1s IncrementalHoareTripleChecker+Time [2024-11-12 09:57:39,017 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1817 Valid, 1578 Invalid, 3214 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [748 Valid, 2463 Invalid, 3 Unknown, 0 Unchecked, 17.1s Time] [2024-11-12 09:57:39,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2267 states. [2024-11-12 09:57:39,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2267 to 2068. [2024-11-12 09:57:39,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2068 states, 1502 states have (on average 1.3042609853528628) internal successors, (1959), 1533 states have internal predecessors, (1959), 429 states have call successors, (429), 133 states have call predecessors, (429), 136 states have return successors, (446), 424 states have call predecessors, (446), 428 states have call successors, (446) [2024-11-12 09:57:39,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 2068 states and 2834 transitions. [2024-11-12 09:57:39,171 INFO L78 Accepts]: Start accepts. Automaton has 2068 states and 2834 transitions. Word has length 77 [2024-11-12 09:57:39,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 09:57:39,172 INFO L471 AbstractCegarLoop]: Abstraction has 2068 states and 2834 transitions. [2024-11-12 09:57:39,172 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-12 09:57:39,172 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 2834 transitions. [2024-11-12 09:57:39,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-12 09:57:39,181 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 09:57:39,181 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 09:57:39,181 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 09:57:39,182 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 09:57:39,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 09:57:39,182 INFO L85 PathProgramCache]: Analyzing trace with hash 1072860917, now seen corresponding path program 1 times [2024-11-12 09:57:39,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 09:57:39,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672422692] [2024-11-12 09:57:39,183 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 09:57:39,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 09:57:39,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:39,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 09:57:39,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:39,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 09:57:39,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:39,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-12 09:57:39,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:39,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 09:57:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:39,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-12 09:57:39,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:39,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 09:57:39,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:39,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-12 09:57:39,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:39,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 09:57:39,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:39,978 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 09:57:39,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 09:57:39,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672422692] [2024-11-12 09:57:39,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672422692] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 09:57:39,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 09:57:39,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-12 09:57:39,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204779054] [2024-11-12 09:57:39,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 09:57:39,980 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 09:57:39,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 09:57:39,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 09:57:39,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-12 09:57:39,982 INFO L87 Difference]: Start difference. First operand 2068 states and 2834 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-12 09:57:43,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:57:48,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:57:52,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:57:56,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:58:04,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 09:58:04,216 INFO L93 Difference]: Finished difference Result 6068 states and 8494 transitions. [2024-11-12 09:58:04,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-12 09:58:04,216 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 101 [2024-11-12 09:58:04,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 09:58:04,245 INFO L225 Difference]: With dead ends: 6068 [2024-11-12 09:58:04,245 INFO L226 Difference]: Without dead ends: 4029 [2024-11-12 09:58:04,255 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2024-11-12 09:58:04,256 INFO L435 NwaCegarLoop]: 536 mSDtfsCounter, 3117 mSDsluCounter, 1121 mSDsCounter, 0 mSdLazyCounter, 3064 mSolverCounterSat, 1297 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3362 SdHoareTripleChecker+Valid, 1657 SdHoareTripleChecker+Invalid, 4365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1297 IncrementalHoareTripleChecker+Valid, 3064 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.6s IncrementalHoareTripleChecker+Time [2024-11-12 09:58:04,257 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3362 Valid, 1657 Invalid, 4365 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1297 Valid, 3064 Invalid, 4 Unknown, 0 Unchecked, 23.6s Time] [2024-11-12 09:58:04,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4029 states. [2024-11-12 09:58:04,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4029 to 3656. [2024-11-12 09:58:04,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3656 states, 2680 states have (on average 1.2970149253731342) internal successors, (3476), 2728 states have internal predecessors, (3476), 722 states have call successors, (722), 246 states have call predecessors, (722), 253 states have return successors, (747), 713 states have call predecessors, (747), 721 states have call successors, (747) [2024-11-12 09:58:04,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3656 states to 3656 states and 4945 transitions. [2024-11-12 09:58:04,543 INFO L78 Accepts]: Start accepts. Automaton has 3656 states and 4945 transitions. Word has length 101 [2024-11-12 09:58:04,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 09:58:04,545 INFO L471 AbstractCegarLoop]: Abstraction has 3656 states and 4945 transitions. [2024-11-12 09:58:04,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-12 09:58:04,546 INFO L276 IsEmpty]: Start isEmpty. Operand 3656 states and 4945 transitions. [2024-11-12 09:58:04,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-12 09:58:04,551 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 09:58:04,551 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 09:58:04,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 09:58:04,552 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 09:58:04,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 09:58:04,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1864526549, now seen corresponding path program 1 times [2024-11-12 09:58:04,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 09:58:04,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171405712] [2024-11-12 09:58:04,553 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 09:58:04,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 09:58:04,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:58:05,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 09:58:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:58:05,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 09:58:05,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:58:05,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-12 09:58:05,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:58:05,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 09:58:05,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:58:05,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-12 09:58:05,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:58:05,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 09:58:05,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:58:05,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-12 09:58:05,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:58:05,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 09:58:05,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:58:05,271 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-12 09:58:05,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 09:58:05,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171405712] [2024-11-12 09:58:05,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171405712] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 09:58:05,272 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 09:58:05,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-12 09:58:05,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853306866] [2024-11-12 09:58:05,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 09:58:05,273 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 09:58:05,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 09:58:05,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 09:58:05,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-12 09:58:05,273 INFO L87 Difference]: Start difference. First operand 3656 states and 4945 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (9), 5 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-12 09:58:09,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:58:13,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:58:17,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:58:21,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 09:58:21,414 INFO L93 Difference]: Finished difference Result 5980 states and 8328 transitions. [2024-11-12 09:58:21,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-12 09:58:21,415 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (9), 5 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) Word has length 101 [2024-11-12 09:58:21,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 09:58:21,445 INFO L225 Difference]: With dead ends: 5980 [2024-11-12 09:58:21,445 INFO L226 Difference]: Without dead ends: 4024 [2024-11-12 09:58:21,455 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-12 09:58:21,458 INFO L435 NwaCegarLoop]: 507 mSDtfsCounter, 1537 mSDsluCounter, 1087 mSDsCounter, 0 mSdLazyCounter, 2316 mSolverCounterSat, 729 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1711 SdHoareTripleChecker+Valid, 1594 SdHoareTripleChecker+Invalid, 3048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 729 IncrementalHoareTripleChecker+Valid, 2316 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2024-11-12 09:58:21,459 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1711 Valid, 1594 Invalid, 3048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [729 Valid, 2316 Invalid, 3 Unknown, 0 Unchecked, 15.7s Time] [2024-11-12 09:58:21,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4024 states. [2024-11-12 09:58:21,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4024 to 3660. [2024-11-12 09:58:21,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3660 states, 2684 states have (on average 1.2965722801788375) internal successors, (3480), 2732 states have internal predecessors, (3480), 722 states have call successors, (722), 246 states have call predecessors, (722), 253 states have return successors, (747), 713 states have call predecessors, (747), 721 states have call successors, (747) [2024-11-12 09:58:21,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3660 states to 3660 states and 4949 transitions. [2024-11-12 09:58:21,800 INFO L78 Accepts]: Start accepts. Automaton has 3660 states and 4949 transitions. Word has length 101 [2024-11-12 09:58:21,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 09:58:21,802 INFO L471 AbstractCegarLoop]: Abstraction has 3660 states and 4949 transitions. [2024-11-12 09:58:21,802 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (9), 5 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-12 09:58:21,802 INFO L276 IsEmpty]: Start isEmpty. Operand 3660 states and 4949 transitions. [2024-11-12 09:58:21,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-12 09:58:21,809 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 09:58:21,810 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 09:58:21,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 09:58:21,810 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 09:58:21,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 09:58:21,813 INFO L85 PathProgramCache]: Analyzing trace with hash -2021608300, now seen corresponding path program 1 times [2024-11-12 09:58:21,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 09:58:21,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721054450] [2024-11-12 09:58:21,814 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 09:58:21,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 09:58:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:58:22,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 09:58:22,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:58:22,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 09:58:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:58:22,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-12 09:58:22,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:58:22,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 09:58:22,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:58:22,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-12 09:58:22,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:58:23,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 09:58:23,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:58:23,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-12 09:58:23,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:58:23,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 09:58:23,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat