./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/floppy.i.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/floppy.i.cil-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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 32bit --witnessprinter.graph.data.programhash 986945cc1d8674c803a19893f7d2aec71de46e5693e78eba56c7bdad24c6e341 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-12 15:12:52,722 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 15:12:52,774 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-12 15:12:52,778 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 15:12:52,778 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 15:12:52,805 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 15:12:52,805 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 15:12:52,805 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 15:12:52,806 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 15:12:52,806 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 15:12:52,806 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-12 15:12:52,807 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-12 15:12:52,807 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 15:12:52,810 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 15:12:52,810 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 15:12:52,810 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 15:12:52,810 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-12 15:12:52,810 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-12 15:12:52,811 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-12 15:12:52,811 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-12 15:12:52,811 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 15:12:52,813 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-12 15:12:52,814 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-12 15:12:52,814 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-12 15:12:52,814 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 15:12:52,814 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-12 15:12:52,814 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 15:12:52,814 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 15:12:52,815 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 15:12:52,815 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 15:12:52,815 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-12 15:12:52,815 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-12 15:12:52,816 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 15:12:52,816 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 15:12:52,816 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-12 15:12:52,817 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-12 15:12:52,817 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-12 15:12:52,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-12 15:12:52,817 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-12 15:12:52,817 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-12 15:12:52,817 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-12 15:12:52,818 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-12 15:12:52,819 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 986945cc1d8674c803a19893f7d2aec71de46e5693e78eba56c7bdad24c6e341 [2024-10-12 15:12:53,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 15:12:53,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 15:12:53,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 15:12:53,071 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 15:12:53,071 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 15:12:53,072 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/floppy.i.cil-1.c [2024-10-12 15:12:54,330 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 15:12:54,671 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 15:12:54,671 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/floppy.i.cil-1.c [2024-10-12 15:12:54,711 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f2f67b00/c0cc42b1803e44ae93e815d76d4506b1/FLAGb7fb626be [2024-10-12 15:12:54,905 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f2f67b00/c0cc42b1803e44ae93e815d76d4506b1 [2024-10-12 15:12:54,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 15:12:54,908 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 15:12:54,909 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 15:12:54,909 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 15:12:54,915 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 15:12:54,916 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 03:12:54" (1/1) ... [2024-10-12 15:12:54,917 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27ad5668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:12:54, skipping insertion in model container [2024-10-12 15:12:54,917 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 03:12:54" (1/1) ... [2024-10-12 15:12:55,036 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 15:12:55,490 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/floppy.i.cil-1.c[76734,76747] [2024-10-12 15:12:55,753 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 15:12:55,787 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 15:12:55,795 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,8) [11] [2024-10-12 15:12:55,798 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [14] [2024-10-12 15:12:55,798 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,8) [15] [2024-10-12 15:12:55,798 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [16] [2024-10-12 15:12:55,798 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,4) [177] [2024-10-12 15:12:55,798 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [183] [2024-10-12 15:12:55,799 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,4) [431] [2024-10-12 15:12:55,799 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [485] [2024-10-12 15:12:55,799 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,1) [505] [2024-10-12 15:12:55,799 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [506] [2024-10-12 15:12:55,799 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,4) [1208] [2024-10-12 15:12:55,800 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1381] [2024-10-12 15:12:55,800 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,1) [1460] [2024-10-12 15:12:55,800 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1461] [2024-10-12 15:12:55,800 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,1) [1462] [2024-10-12 15:12:55,800 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1463] [2024-10-12 15:12:55,800 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,1) [1464] [2024-10-12 15:12:55,801 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1465] [2024-10-12 15:12:55,801 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,1) [1466] [2024-10-12 15:12:55,801 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1467] [2024-10-12 15:12:55,801 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,1) [1468] [2024-10-12 15:12:55,801 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1469] [2024-10-12 15:12:55,801 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,8) [1714] [2024-10-12 15:12:55,801 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1715] [2024-10-12 15:12:55,801 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,4) [1718] [2024-10-12 15:12:55,801 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1719] [2024-10-12 15:12:55,801 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,4) [1720] [2024-10-12 15:12:55,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1721] [2024-10-12 15:12:55,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,1) [1722] [2024-10-12 15:12:55,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1723] [2024-10-12 15:12:55,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,4) [1730] [2024-10-12 15:12:55,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1731] [2024-10-12 15:12:55,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(push) [1734] [2024-10-12 15:12:55,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4035) [1735] [2024-10-12 15:12:55,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(pop) [1736] [2024-10-12 15:12:55,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1740] [2024-10-12 15:12:55,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1741] [2024-10-12 15:12:55,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(push) [1763] [2024-10-12 15:12:55,803 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4035) [1764] [2024-10-12 15:12:55,803 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(pop) [1765] [2024-10-12 15:12:55,803 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4035) [1771] [2024-10-12 15:12:55,803 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(push) [1772] [2024-10-12 15:12:55,803 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4164) [1773] [2024-10-12 15:12:55,804 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma function(_enable) [1774] [2024-10-12 15:12:55,805 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma function(_disable) [1775] [2024-10-12 15:12:55,805 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(pop) [1776] [2024-10-12 15:12:55,805 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1777] [2024-10-12 15:12:55,805 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1778] [2024-10-12 15:12:55,806 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1779] [2024-10-12 15:12:55,807 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1780] [2024-10-12 15:12:55,807 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1831] [2024-10-12 15:12:55,807 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1832] [2024-10-12 15:12:55,807 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4200) [1896] [2024-10-12 15:12:55,807 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(default:4200) [1897] [2024-10-12 15:12:55,808 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1909] [2024-10-12 15:12:55,808 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1910] [2024-10-12 15:12:55,809 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1911] [2024-10-12 15:12:55,809 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1912] [2024-10-12 15:12:55,809 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1913] [2024-10-12 15:12:55,809 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1914] [2024-10-12 15:12:55,809 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1915] [2024-10-12 15:12:55,809 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1916] [2024-10-12 15:12:55,809 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1917] [2024-10-12 15:12:55,809 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1918] [2024-10-12 15:12:55,810 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(INIT,DriverEntry) [2057] [2024-10-12 15:12:55,810 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FloppyAddDevice) [2058] [2024-10-12 15:12:55,810 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FloppyPnp) [2059] [2024-10-12 15:12:55,810 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FloppyPower) [2060] [2024-10-12 15:12:55,810 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FlConfigCallBack) [2061] [2024-10-12 15:12:55,810 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FlInitializeControllerHardware) [2062] [2024-10-12 15:12:55,810 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FlInterpretError) [2063] [2024-10-12 15:12:55,810 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FlDatarateSpecifyConfigure) [2064] [2024-10-12 15:12:55,810 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FlRecalibrateDrive) [2065] [2024-10-12 15:12:55,810 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FlDetermineMediaType) [2066] [2024-10-12 15:12:55,810 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FlCheckBootSector) [2067] [2024-10-12 15:12:55,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FlConsolidateMediaTypeWithBootSector) [2068] [2024-10-12 15:12:55,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FlIssueCommand) [2069] [2024-10-12 15:12:55,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FlReadWriteTrack) [2070] [2024-10-12 15:12:55,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FlReadWrite) [2071] [2024-10-12 15:12:55,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FlFormat) [2072] [2024-10-12 15:12:55,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FlFinishOperation) [2073] [2024-10-12 15:12:55,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FlStartDrive) [2074] [2024-10-12 15:12:55,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FloppyThread) [2075] [2024-10-12 15:12:55,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FlAllocateIoBuffer) [2076] [2024-10-12 15:12:55,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FlFreeIoBuffer) [2077] [2024-10-12 15:12:55,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FloppyCreateClose) [2078] [2024-10-12 15:12:55,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FloppyDeviceControl) [2079] [2024-10-12 15:12:55,812 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FloppyReadWrite) [2080] [2024-10-12 15:12:55,812 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FlCheckFormatParameters) [2081] [2024-10-12 15:12:55,812 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FlFdcDeviceIo) [2082] [2024-10-12 15:12:55,812 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,FlHdbit) [2083] [2024-10-12 15:12:55,812 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(push) [6979] [2024-10-12 15:12:55,812 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4035) [6980] [2024-10-12 15:12:55,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(pop) [6981] [2024-10-12 15:12:55,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [6982] [2024-10-12 15:12:55,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [6983] [2024-10-12 15:12:55,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(push) [6984] [2024-10-12 15:12:55,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4035) [6985] [2024-10-12 15:12:55,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(pop) [6986] [2024-10-12 15:12:55,815 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4035) [6987] [2024-10-12 15:12:55,815 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(push) [6988] [2024-10-12 15:12:55,815 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4164) [6989] [2024-10-12 15:12:55,815 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma function(_enable) [6990] [2024-10-12 15:12:55,816 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma function(_disable) [6991] [2024-10-12 15:12:55,816 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(pop) [6992] [2024-10-12 15:12:55,816 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [6993] [2024-10-12 15:12:55,816 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [6994] [2024-10-12 15:12:55,816 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [6995] [2024-10-12 15:12:55,816 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [6996] [2024-10-12 15:12:55,817 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [6997] [2024-10-12 15:12:55,817 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [6998] [2024-10-12 15:12:55,817 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4200) [6999] [2024-10-12 15:12:55,817 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(default:4200) [7000] [2024-10-12 15:12:55,847 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/floppy.i.cil-1.c[76734,76747] [2024-10-12 15:12:56,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 15:12:56,205 INFO L204 MainTranslator]: Completed translation [2024-10-12 15:12:56,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:12:56 WrapperNode [2024-10-12 15:12:56,206 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 15:12:56,207 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 15:12:56,207 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 15:12:56,207 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 15:12:56,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:12:56" (1/1) ... [2024-10-12 15:12:56,295 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:12:56" (1/1) ... [2024-10-12 15:12:56,399 INFO L138 Inliner]: procedures = 126, calls = 2882, calls flagged for inlining = 36, calls inlined = 25, statements flattened = 3151 [2024-10-12 15:12:56,399 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 15:12:56,400 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 15:12:56,400 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 15:12:56,400 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 15:12:56,409 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:12:56" (1/1) ... [2024-10-12 15:12:56,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:12:56" (1/1) ... [2024-10-12 15:12:56,429 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:12:56" (1/1) ... [2024-10-12 15:12:56,551 INFO L175 MemorySlicer]: Split 1272 memory accesses to 19 slices as follows [2, 4, 1, 4, 8, 8, 11, 27, 791, 4, 0, 1, 6, 276, 1, 2, 2, 114, 10]. 62 percent of accesses are in the largest equivalence class. The 807 initializations are split as follows [2, 0, 0, 0, 8, 0, 11, 22, 760, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 194 writes are split as follows [0, 2, 0, 4, 0, 2, 0, 0, 0, 0, 0, 1, 6, 102, 1, 1, 0, 66, 9]. [2024-10-12 15:12:56,551 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:12:56" (1/1) ... [2024-10-12 15:12:56,551 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:12:56" (1/1) ... [2024-10-12 15:12:56,613 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:12:56" (1/1) ... [2024-10-12 15:12:56,628 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:12:56" (1/1) ... [2024-10-12 15:12:56,652 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:12:56" (1/1) ... [2024-10-12 15:12:56,665 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:12:56" (1/1) ... [2024-10-12 15:12:56,747 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 15:12:56,748 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 15:12:56,748 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 15:12:56,748 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 15:12:56,749 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:12:56" (1/1) ... [2024-10-12 15:12:56,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 15:12:56,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 15:12:56,779 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) [2024-10-12 15:12:56,784 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 [2024-10-12 15:12:56,819 INFO L130 BoogieDeclarations]: Found specification of procedure IoGetConfigurationInformation [2024-10-12 15:12:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure IoGetConfigurationInformation [2024-10-12 15:12:56,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-12 15:12:56,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-12 15:12:56,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-12 15:12:56,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-12 15:12:56,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-12 15:12:56,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-12 15:12:56,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-12 15:12:56,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-12 15:12:56,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-12 15:12:56,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-12 15:12:56,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-12 15:12:56,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-12 15:12:56,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-12 15:12:56,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-12 15:12:56,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-12 15:12:56,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-10-12 15:12:56,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-10-12 15:12:56,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-10-12 15:12:56,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-10-12 15:12:56,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-12 15:12:56,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-12 15:12:56,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-12 15:12:56,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-12 15:12:56,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-12 15:12:56,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-12 15:12:56,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-12 15:12:56,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-12 15:12:56,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-12 15:12:56,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-12 15:12:56,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-12 15:12:56,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-12 15:12:56,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-12 15:12:56,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-12 15:12:56,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-12 15:12:56,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-10-12 15:12:56,825 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2024-10-12 15:12:56,825 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2024-10-12 15:12:56,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-10-12 15:12:56,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-10-12 15:12:56,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-10-12 15:12:56,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-10-12 15:12:56,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-10-12 15:12:56,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-10-12 15:12:56,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-10-12 15:12:56,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-10-12 15:12:56,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-10-12 15:12:56,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-10-12 15:12:56,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-10-12 15:12:56,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-10-12 15:12:56,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-10-12 15:12:56,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-10-12 15:12:56,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-10-12 15:12:56,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-10-12 15:12:56,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-10-12 15:12:56,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-10-12 15:12:56,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-10-12 15:12:56,827 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-10-12 15:12:56,827 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-10-12 15:12:56,827 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-10-12 15:12:56,828 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-10-12 15:12:56,828 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-10-12 15:12:56,828 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-10-12 15:12:56,828 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-10-12 15:12:56,828 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-10-12 15:12:56,828 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-10-12 15:12:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-10-12 15:12:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-10-12 15:12:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-10-12 15:12:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-10-12 15:12:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-10-12 15:12:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-10-12 15:12:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-10-12 15:12:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-10-12 15:12:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-10-12 15:12:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-10-12 15:12:56,830 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2024-10-12 15:12:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2024-10-12 15:12:56,830 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2024-10-12 15:12:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2024-10-12 15:12:56,831 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2024-10-12 15:12:56,831 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2024-10-12 15:12:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedExchange [2024-10-12 15:12:56,831 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedExchange [2024-10-12 15:12:56,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-12 15:12:56,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-12 15:12:56,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-12 15:12:56,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-12 15:12:56,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-12 15:12:56,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-12 15:12:56,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-10-12 15:12:56,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-10-12 15:12:56,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-10-12 15:12:56,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-10-12 15:12:56,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-10-12 15:12:56,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-10-12 15:12:56,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-10-12 15:12:56,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-10-12 15:12:56,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-10-12 15:12:56,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-10-12 15:12:56,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-10-12 15:12:56,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-10-12 15:12:56,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-10-12 15:12:56,836 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-12 15:12:56,836 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-12 15:12:56,836 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-12 15:12:56,836 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-12 15:12:56,836 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-12 15:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-12 15:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-10-12 15:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-10-12 15:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-10-12 15:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-10-12 15:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-10-12 15:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-10-12 15:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-10-12 15:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-10-12 15:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-10-12 15:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-10-12 15:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-10-12 15:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-10-12 15:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-10-12 15:12:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2024-10-12 15:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2024-10-12 15:12:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2024-10-12 15:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2024-10-12 15:12:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyDeviceControl [2024-10-12 15:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyDeviceControl [2024-10-12 15:12:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-12 15:12:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-12 15:12:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2024-10-12 15:12:56,838 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertTailList [2024-10-12 15:12:56,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertTailList [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-12 15:12:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2024-10-12 15:12:56,838 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2024-10-12 15:12:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-12 15:12:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-12 15:12:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-12 15:12:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-12 15:12:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-12 15:12:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-12 15:12:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-12 15:12:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-12 15:12:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-12 15:12:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-12 15:12:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-12 15:12:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-12 15:12:56,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-12 15:12:56,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-12 15:12:56,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-12 15:12:56,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2024-10-12 15:12:56,844 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2024-10-12 15:12:56,844 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-12 15:12:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyQueueRequest [2024-10-12 15:12:56,845 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyQueueRequest [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure ExAllocatePoolWithTag [2024-10-12 15:12:56,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAllocatePoolWithTag [2024-10-12 15:12:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 15:12:56,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 15:12:57,355 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 15:12:57,358 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 15:12:57,766 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-12 15:12:57,792 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2024-10-12 15:12:57,793 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2024-10-12 15:12:58,249 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-12 15:12:58,253 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2024-10-12 15:12:58,253 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2024-10-12 15:12:58,358 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-12 15:12:58,358 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-12 15:12:58,359 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-12 15:12:58,409 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2024-10-12 15:12:58,409 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !false; [2024-10-12 15:12:58,409 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume false; [2024-10-12 15:12:58,409 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2024-10-12 15:12:58,409 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2024-10-12 15:12:58,409 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2024-10-12 15:12:58,410 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-12 15:12:58,412 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-12 15:12:58,413 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-12 15:12:58,611 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume !false; [2024-10-12 15:12:58,612 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##37: assume false; [2024-10-12 15:12:58,612 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##139: assume false; [2024-10-12 15:12:58,612 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##140: assume !false; [2024-10-12 15:12:58,612 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##124: assume !false; [2024-10-12 15:12:58,612 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##123: assume false; [2024-10-12 15:12:58,612 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-12 15:12:58,710 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !false; [2024-10-12 15:12:58,710 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume false; [2024-10-12 15:12:58,714 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-12 15:12:58,735 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2024-10-12 15:12:58,735 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2024-10-12 15:12:58,735 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-12 15:12:58,744 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2024-10-12 15:12:58,744 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2024-10-12 15:12:58,749 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-12 15:12:58,750 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-12 15:12:58,751 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-12 15:12:58,753 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-12 15:12:58,754 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-12 15:12:58,756 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-12 15:12:58,757 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-12 15:12:58,758 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-12 15:13:03,542 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##89: assume !false; [2024-10-12 15:13:03,542 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume false; [2024-10-12 15:13:03,542 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##48: assume !false; [2024-10-12 15:13:03,542 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume false; [2024-10-12 15:13:03,542 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##127: assume !false; [2024-10-12 15:13:03,542 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume !false; [2024-10-12 15:13:03,542 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume false; [2024-10-12 15:13:03,542 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##261: assume false; [2024-10-12 15:13:03,542 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##262: assume !false; [2024-10-12 15:13:03,542 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##147: assume !false; [2024-10-12 15:13:03,542 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##146: assume false; [2024-10-12 15:13:03,542 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##214: assume !false; [2024-10-12 15:13:03,542 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##213: assume false; [2024-10-12 15:13:03,543 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##228: assume !false; [2024-10-12 15:13:03,543 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##227: assume false; [2024-10-12 15:13:03,543 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##126: assume false; [2024-10-12 15:13:03,855 INFO L? ?]: Removed 965 outVars from TransFormulas that were not future-live. [2024-10-12 15:13:03,856 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 15:13:04,012 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 15:13:04,012 INFO L314 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-12 15:13:04,013 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 03:13:04 BoogieIcfgContainer [2024-10-12 15:13:04,013 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 15:13:04,014 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-12 15:13:04,014 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-12 15:13:04,016 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-12 15:13:04,017 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 03:12:54" (1/3) ... [2024-10-12 15:13:04,017 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d3c7f61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 03:13:04, skipping insertion in model container [2024-10-12 15:13:04,017 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:12:56" (2/3) ... [2024-10-12 15:13:04,017 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d3c7f61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 03:13:04, skipping insertion in model container [2024-10-12 15:13:04,017 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 03:13:04" (3/3) ... [2024-10-12 15:13:04,018 INFO L112 eAbstractionObserver]: Analyzing ICFG floppy.i.cil-1.c [2024-10-12 15:13:04,029 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-12 15:13:04,029 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-12 15:13:04,120 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-12 15:13:04,125 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;@65c358a9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-12 15:13:04,125 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-12 15:13:04,136 INFO L276 IsEmpty]: Start isEmpty. Operand has 531 states, 419 states have (on average 1.5894988066825775) internal successors, (666), 452 states have internal predecessors, (666), 90 states have call successors, (90), 20 states have call predecessors, (90), 20 states have return successors, (90), 84 states have call predecessors, (90), 90 states have call successors, (90) [2024-10-12 15:13:04,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-10-12 15:13:04,146 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 15:13:04,146 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 15:13:04,147 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 15:13:04,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 15:13:04,157 INFO L85 PathProgramCache]: Analyzing trace with hash 916646582, now seen corresponding path program 1 times [2024-10-12 15:13:04,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 15:13:04,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216629485] [2024-10-12 15:13:04,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 15:13:04,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 15:13:04,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:04,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-12 15:13:04,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:04,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-12 15:13:04,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:04,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 15:13:04,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 15:13:04,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216629485] [2024-10-12 15:13:04,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216629485] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 15:13:04,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 15:13:04,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 15:13:04,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987557005] [2024-10-12 15:13:04,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 15:13:04,983 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 15:13:04,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 15:13:04,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 15:13:04,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-12 15:13:05,001 INFO L87 Difference]: Start difference. First operand has 531 states, 419 states have (on average 1.5894988066825775) internal successors, (666), 452 states have internal predecessors, (666), 90 states have call successors, (90), 20 states have call predecessors, (90), 20 states have return successors, (90), 84 states have call predecessors, (90), 90 states have call successors, (90) Second operand has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 4 states have internal predecessors, (17), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-12 15:13:12,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 15:13:12,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 15:13:12,926 INFO L93 Difference]: Finished difference Result 1235 states and 2085 transitions. [2024-10-12 15:13:12,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-12 15:13:12,928 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 4 states have internal predecessors, (17), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 24 [2024-10-12 15:13:12,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 15:13:12,940 INFO L225 Difference]: With dead ends: 1235 [2024-10-12 15:13:12,940 INFO L226 Difference]: Without dead ends: 709 [2024-10-12 15:13:12,946 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-12 15:13:12,948 INFO L432 NwaCegarLoop]: 577 mSDtfsCounter, 550 mSDsluCounter, 1854 mSDsCounter, 0 mSdLazyCounter, 1241 mSolverCounterSat, 258 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 2431 SdHoareTripleChecker+Invalid, 1500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1241 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2024-10-12 15:13:12,949 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [569 Valid, 2431 Invalid, 1500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1241 Invalid, 1 Unknown, 0 Unchecked, 7.7s Time] [2024-10-12 15:13:12,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 709 states. [2024-10-12 15:13:13,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 709 to 528. [2024-10-12 15:13:13,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 528 states, 418 states have (on average 1.5382775119617225) internal successors, (643), 449 states have internal predecessors, (643), 90 states have call successors, (90), 20 states have call predecessors, (90), 19 states have return successors, (67), 65 states have call predecessors, (67), 67 states have call successors, (67) [2024-10-12 15:13:13,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 800 transitions. [2024-10-12 15:13:13,043 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 800 transitions. Word has length 24 [2024-10-12 15:13:13,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 15:13:13,043 INFO L471 AbstractCegarLoop]: Abstraction has 528 states and 800 transitions. [2024-10-12 15:13:13,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 4 states have internal predecessors, (17), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-12 15:13:13,044 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 800 transitions. [2024-10-12 15:13:13,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-10-12 15:13:13,045 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 15:13:13,045 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 15:13:13,045 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-12 15:13:13,045 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 15:13:13,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 15:13:13,045 INFO L85 PathProgramCache]: Analyzing trace with hash 1604007797, now seen corresponding path program 1 times [2024-10-12 15:13:13,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 15:13:13,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62802934] [2024-10-12 15:13:13,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 15:13:13,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 15:13:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:13,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-12 15:13:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:13,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-12 15:13:13,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:13,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 15:13:13,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 15:13:13,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62802934] [2024-10-12 15:13:13,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62802934] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 15:13:13,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 15:13:13,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 15:13:13,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625632880] [2024-10-12 15:13:13,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 15:13:13,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 15:13:13,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 15:13:13,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 15:13:13,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 15:13:13,326 INFO L87 Difference]: Start difference. First operand 528 states and 800 transitions. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 3 states have internal predecessors, (17), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-12 15:13:18,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 15:13:18,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 15:13:18,909 INFO L93 Difference]: Finished difference Result 719 states and 1125 transitions. [2024-10-12 15:13:18,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-12 15:13:18,910 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 3 states have internal predecessors, (17), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 22 [2024-10-12 15:13:18,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 15:13:18,917 INFO L225 Difference]: With dead ends: 719 [2024-10-12 15:13:18,917 INFO L226 Difference]: Without dead ends: 700 [2024-10-12 15:13:18,917 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-12 15:13:18,918 INFO L432 NwaCegarLoop]: 573 mSDtfsCounter, 554 mSDsluCounter, 1259 mSDsCounter, 0 mSdLazyCounter, 967 mSolverCounterSat, 253 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 575 SdHoareTripleChecker+Valid, 1832 SdHoareTripleChecker+Invalid, 1221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 967 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-10-12 15:13:18,918 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [575 Valid, 1832 Invalid, 1221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 967 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2024-10-12 15:13:18,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 700 states. [2024-10-12 15:13:18,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 700 to 531. [2024-10-12 15:13:18,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 531 states, 419 states have (on average 1.5346062052505967) internal successors, (643), 450 states have internal predecessors, (643), 90 states have call successors, (90), 22 states have call predecessors, (90), 21 states have return successors, (67), 65 states have call predecessors, (67), 67 states have call successors, (67) [2024-10-12 15:13:18,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 531 states and 800 transitions. [2024-10-12 15:13:18,963 INFO L78 Accepts]: Start accepts. Automaton has 531 states and 800 transitions. Word has length 22 [2024-10-12 15:13:18,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 15:13:18,963 INFO L471 AbstractCegarLoop]: Abstraction has 531 states and 800 transitions. [2024-10-12 15:13:18,964 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 3 states have internal predecessors, (17), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-12 15:13:18,964 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 800 transitions. [2024-10-12 15:13:18,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-10-12 15:13:18,965 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 15:13:18,965 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 15:13:18,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-12 15:13:18,965 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 15:13:18,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 15:13:18,965 INFO L85 PathProgramCache]: Analyzing trace with hash -679763700, now seen corresponding path program 1 times [2024-10-12 15:13:18,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 15:13:18,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999360415] [2024-10-12 15:13:18,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 15:13:18,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 15:13:19,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:19,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-12 15:13:19,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:19,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-12 15:13:19,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:19,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 15:13:19,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 15:13:19,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999360415] [2024-10-12 15:13:19,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999360415] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 15:13:19,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 15:13:19,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 15:13:19,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625579772] [2024-10-12 15:13:19,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 15:13:19,510 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 15:13:19,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 15:13:19,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 15:13:19,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 15:13:19,515 INFO L87 Difference]: Start difference. First operand 531 states and 800 transitions. Second operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-12 15:13:25,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 15:13:30,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 15:13:30,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 15:13:30,821 INFO L93 Difference]: Finished difference Result 1577 states and 2527 transitions. [2024-10-12 15:13:30,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-12 15:13:30,821 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 28 [2024-10-12 15:13:30,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 15:13:30,833 INFO L225 Difference]: With dead ends: 1577 [2024-10-12 15:13:30,833 INFO L226 Difference]: Without dead ends: 1206 [2024-10-12 15:13:30,839 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-12 15:13:30,842 INFO L432 NwaCegarLoop]: 700 mSDtfsCounter, 1606 mSDsluCounter, 1413 mSDsCounter, 0 mSdLazyCounter, 1262 mSolverCounterSat, 426 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1647 SdHoareTripleChecker+Valid, 2113 SdHoareTripleChecker+Invalid, 1690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 426 IncrementalHoareTripleChecker+Valid, 1262 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2024-10-12 15:13:30,843 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1647 Valid, 2113 Invalid, 1690 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [426 Valid, 1262 Invalid, 2 Unknown, 0 Unchecked, 11.1s Time] [2024-10-12 15:13:30,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1206 states. [2024-10-12 15:13:30,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1206 to 908. [2024-10-12 15:13:30,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 908 states, 740 states have (on average 1.5256756756756757) internal successors, (1129), 765 states have internal predecessors, (1129), 124 states have call successors, (124), 40 states have call predecessors, (124), 43 states have return successors, (150), 110 states have call predecessors, (150), 109 states have call successors, (150) [2024-10-12 15:13:30,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 908 states and 1403 transitions. [2024-10-12 15:13:30,929 INFO L78 Accepts]: Start accepts. Automaton has 908 states and 1403 transitions. Word has length 28 [2024-10-12 15:13:30,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 15:13:30,933 INFO L471 AbstractCegarLoop]: Abstraction has 908 states and 1403 transitions. [2024-10-12 15:13:30,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-12 15:13:30,933 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1403 transitions. [2024-10-12 15:13:30,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-10-12 15:13:30,935 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 15:13:30,935 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 15:13:30,935 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-12 15:13:30,935 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 15:13:30,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 15:13:30,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1070761134, now seen corresponding path program 1 times [2024-10-12 15:13:30,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 15:13:30,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672485678] [2024-10-12 15:13:30,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 15:13:30,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 15:13:31,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:31,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-12 15:13:31,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:31,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-12 15:13:31,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:31,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 15:13:31,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 15:13:31,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672485678] [2024-10-12 15:13:31,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672485678] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 15:13:31,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 15:13:31,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 15:13:31,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291255777] [2024-10-12 15:13:31,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 15:13:31,261 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 15:13:31,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 15:13:31,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 15:13:31,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 15:13:31,261 INFO L87 Difference]: Start difference. First operand 908 states and 1403 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-12 15:13:37,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 15:13:37,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 15:13:37,830 INFO L93 Difference]: Finished difference Result 1216 states and 1969 transitions. [2024-10-12 15:13:37,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-12 15:13:37,830 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (3), 3 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 36 [2024-10-12 15:13:37,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 15:13:37,838 INFO L225 Difference]: With dead ends: 1216 [2024-10-12 15:13:37,838 INFO L226 Difference]: Without dead ends: 1212 [2024-10-12 15:13:37,838 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-12 15:13:37,839 INFO L432 NwaCegarLoop]: 551 mSDtfsCounter, 614 mSDsluCounter, 1214 mSDsCounter, 0 mSdLazyCounter, 967 mSolverCounterSat, 257 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 634 SdHoareTripleChecker+Valid, 1765 SdHoareTripleChecker+Invalid, 1225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 967 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2024-10-12 15:13:37,839 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [634 Valid, 1765 Invalid, 1225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 967 Invalid, 1 Unknown, 0 Unchecked, 6.4s Time] [2024-10-12 15:13:37,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1212 states. [2024-10-12 15:13:37,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1212 to 925. [2024-10-12 15:13:37,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 925 states, 755 states have (on average 1.528476821192053) internal successors, (1154), 778 states have internal predecessors, (1154), 125 states have call successors, (125), 42 states have call predecessors, (125), 44 states have return successors, (151), 111 states have call predecessors, (151), 110 states have call successors, (151) [2024-10-12 15:13:37,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 925 states and 1430 transitions. [2024-10-12 15:13:37,871 INFO L78 Accepts]: Start accepts. Automaton has 925 states and 1430 transitions. Word has length 36 [2024-10-12 15:13:37,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 15:13:37,872 INFO L471 AbstractCegarLoop]: Abstraction has 925 states and 1430 transitions. [2024-10-12 15:13:37,872 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-12 15:13:37,872 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1430 transitions. [2024-10-12 15:13:37,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-10-12 15:13:37,875 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 15:13:37,876 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 15:13:37,876 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-12 15:13:37,876 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 15:13:37,876 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 15:13:37,876 INFO L85 PathProgramCache]: Analyzing trace with hash 338260639, now seen corresponding path program 1 times [2024-10-12 15:13:37,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 15:13:37,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243318374] [2024-10-12 15:13:37,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 15:13:37,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 15:13:37,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:38,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-12 15:13:38,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:38,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-12 15:13:38,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:38,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-12 15:13:38,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:38,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 15:13:38,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 15:13:38,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243318374] [2024-10-12 15:13:38,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243318374] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 15:13:38,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 15:13:38,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 15:13:38,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68328884] [2024-10-12 15:13:38,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 15:13:38,261 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 15:13:38,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 15:13:38,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 15:13:38,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-12 15:13:38,262 INFO L87 Difference]: Start difference. First operand 925 states and 1430 transitions. Second operand has 6 states, 6 states have (on average 5.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (6), 5 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-10-12 15:13:44,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 15:13:45,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 15:13:45,075 INFO L93 Difference]: Finished difference Result 1861 states and 3030 transitions. [2024-10-12 15:13:45,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-12 15:13:45,076 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (6), 5 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 39 [2024-10-12 15:13:45,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 15:13:45,083 INFO L225 Difference]: With dead ends: 1861 [2024-10-12 15:13:45,083 INFO L226 Difference]: Without dead ends: 1843 [2024-10-12 15:13:45,084 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2024-10-12 15:13:45,084 INFO L432 NwaCegarLoop]: 564 mSDtfsCounter, 2119 mSDsluCounter, 1510 mSDsCounter, 0 mSdLazyCounter, 1165 mSolverCounterSat, 591 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2182 SdHoareTripleChecker+Valid, 2074 SdHoareTripleChecker+Invalid, 1757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 591 IncrementalHoareTripleChecker+Valid, 1165 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2024-10-12 15:13:45,085 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2182 Valid, 2074 Invalid, 1757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [591 Valid, 1165 Invalid, 1 Unknown, 0 Unchecked, 6.6s Time] [2024-10-12 15:13:45,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1843 states. [2024-10-12 15:13:45,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1843 to 1515. [2024-10-12 15:13:45,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1515 states, 1241 states have (on average 1.5527800161160354) internal successors, (1927), 1284 states have internal predecessors, (1927), 192 states have call successors, (192), 67 states have call predecessors, (192), 81 states have return successors, (273), 175 states have call predecessors, (273), 177 states have call successors, (273) [2024-10-12 15:13:45,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1515 states and 2392 transitions. [2024-10-12 15:13:45,134 INFO L78 Accepts]: Start accepts. Automaton has 1515 states and 2392 transitions. Word has length 39 [2024-10-12 15:13:45,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 15:13:45,135 INFO L471 AbstractCegarLoop]: Abstraction has 1515 states and 2392 transitions. [2024-10-12 15:13:45,135 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (6), 5 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-10-12 15:13:45,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 2392 transitions. [2024-10-12 15:13:45,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-10-12 15:13:45,136 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 15:13:45,136 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 15:13:45,136 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-12 15:13:45,136 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 15:13:45,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 15:13:45,136 INFO L85 PathProgramCache]: Analyzing trace with hash -1938282879, now seen corresponding path program 1 times [2024-10-12 15:13:45,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 15:13:45,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579172841] [2024-10-12 15:13:45,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 15:13:45,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 15:13:45,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:45,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-12 15:13:45,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:45,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-12 15:13:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:45,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-12 15:13:45,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:45,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 15:13:45,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 15:13:45,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579172841] [2024-10-12 15:13:45,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579172841] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 15:13:45,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 15:13:45,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 15:13:45,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738498147] [2024-10-12 15:13:45,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 15:13:45,364 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 15:13:45,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 15:13:45,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 15:13:45,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 15:13:45,365 INFO L87 Difference]: Start difference. First operand 1515 states and 2392 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-10-12 15:13:50,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 15:13:55,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 15:13:55,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 15:13:55,635 INFO L93 Difference]: Finished difference Result 4609 states and 7635 transitions. [2024-10-12 15:13:55,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-12 15:13:55,636 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 38 [2024-10-12 15:13:55,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 15:13:55,649 INFO L225 Difference]: With dead ends: 4609 [2024-10-12 15:13:55,649 INFO L226 Difference]: Without dead ends: 3281 [2024-10-12 15:13:55,654 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-12 15:13:55,656 INFO L432 NwaCegarLoop]: 757 mSDtfsCounter, 1482 mSDsluCounter, 1446 mSDsCounter, 0 mSdLazyCounter, 1117 mSolverCounterSat, 340 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1554 SdHoareTripleChecker+Valid, 2203 SdHoareTripleChecker+Invalid, 1459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 340 IncrementalHoareTripleChecker+Valid, 1117 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2024-10-12 15:13:55,656 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1554 Valid, 2203 Invalid, 1459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [340 Valid, 1117 Invalid, 2 Unknown, 0 Unchecked, 10.1s Time] [2024-10-12 15:13:55,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3281 states. [2024-10-12 15:13:55,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3281 to 2837. [2024-10-12 15:13:55,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2837 states, 2341 states have (on average 1.568560444254592) internal successors, (3672), 2436 states have internal predecessors, (3672), 345 states have call successors, (345), 117 states have call predecessors, (345), 150 states have return successors, (559), 309 states have call predecessors, (559), 333 states have call successors, (559) [2024-10-12 15:13:55,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2837 states to 2837 states and 4576 transitions. [2024-10-12 15:13:55,757 INFO L78 Accepts]: Start accepts. Automaton has 2837 states and 4576 transitions. Word has length 38 [2024-10-12 15:13:55,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 15:13:55,758 INFO L471 AbstractCegarLoop]: Abstraction has 2837 states and 4576 transitions. [2024-10-12 15:13:55,758 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-10-12 15:13:55,758 INFO L276 IsEmpty]: Start isEmpty. Operand 2837 states and 4576 transitions. [2024-10-12 15:13:55,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-10-12 15:13:55,759 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 15:13:55,759 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 15:13:55,759 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-12 15:13:55,759 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 15:13:55,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 15:13:55,761 INFO L85 PathProgramCache]: Analyzing trace with hash 418742797, now seen corresponding path program 1 times [2024-10-12 15:13:55,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 15:13:55,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713433442] [2024-10-12 15:13:55,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 15:13:55,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 15:13:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:55,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-12 15:13:55,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:56,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-12 15:13:56,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:13:56,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 15:13:56,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 15:13:56,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713433442] [2024-10-12 15:13:56,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713433442] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 15:13:56,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 15:13:56,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 15:13:56,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201292884] [2024-10-12 15:13:56,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 15:13:56,016 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 15:13:56,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 15:13:56,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 15:13:56,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 15:13:56,017 INFO L87 Difference]: Start difference. First operand 2837 states and 4576 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-12 15:14:01,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 15:14:05,254 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 [] [2024-10-12 15:14:06,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 15:14:06,565 INFO L93 Difference]: Finished difference Result 6027 states and 10232 transitions. [2024-10-12 15:14:06,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-12 15:14:06,566 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 39 [2024-10-12 15:14:06,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 15:14:06,587 INFO L225 Difference]: With dead ends: 6027 [2024-10-12 15:14:06,588 INFO L226 Difference]: Without dead ends: 6024 [2024-10-12 15:14:06,590 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-12 15:14:06,591 INFO L432 NwaCegarLoop]: 853 mSDtfsCounter, 1094 mSDsluCounter, 1717 mSDsCounter, 0 mSdLazyCounter, 1503 mSolverCounterSat, 286 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1127 SdHoareTripleChecker+Valid, 2570 SdHoareTripleChecker+Invalid, 1791 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 286 IncrementalHoareTripleChecker+Valid, 1503 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2024-10-12 15:14:06,591 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1127 Valid, 2570 Invalid, 1791 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [286 Valid, 1503 Invalid, 2 Unknown, 0 Unchecked, 10.3s Time] [2024-10-12 15:14:06,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6024 states. [2024-10-12 15:14:06,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6024 to 4711. [2024-10-12 15:14:06,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4711 states, 3962 states have (on average 1.5835436648157497) internal successors, (6274), 4073 states have internal predecessors, (6274), 503 states have call successors, (503), 196 states have call predecessors, (503), 245 states have return successors, (901), 467 states have call predecessors, (901), 491 states have call successors, (901) [2024-10-12 15:14:06,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4711 states to 4711 states and 7678 transitions. [2024-10-12 15:14:06,828 INFO L78 Accepts]: Start accepts. Automaton has 4711 states and 7678 transitions. Word has length 39 [2024-10-12 15:14:06,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 15:14:06,828 INFO L471 AbstractCegarLoop]: Abstraction has 4711 states and 7678 transitions. [2024-10-12 15:14:06,828 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-12 15:14:06,828 INFO L276 IsEmpty]: Start isEmpty. Operand 4711 states and 7678 transitions. [2024-10-12 15:14:06,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-10-12 15:14:06,830 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 15:14:06,830 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 15:14:06,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-12 15:14:06,830 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 15:14:06,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 15:14:06,831 INFO L85 PathProgramCache]: Analyzing trace with hash -637969362, now seen corresponding path program 1 times [2024-10-12 15:14:06,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 15:14:06,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749672633] [2024-10-12 15:14:06,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 15:14:06,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 15:14:06,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:14:07,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-12 15:14:07,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:14:07,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-12 15:14:07,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:14:07,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-12 15:14:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:14:07,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-12 15:14:07,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:14:07,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 15:14:07,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 15:14:07,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749672633] [2024-10-12 15:14:07,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749672633] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 15:14:07,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 15:14:07,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-12 15:14:07,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982909064] [2024-10-12 15:14:07,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 15:14:07,182 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-12 15:14:07,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 15:14:07,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-12 15:14:07,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-10-12 15:14:07,184 INFO L87 Difference]: Start difference. First operand 4711 states and 7678 transitions. Second operand has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (5), 5 states have call predecessors, (5), 2 states have return successors, (4), 4 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-12 15:14:13,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 15:14:16,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 15:14:16,186 INFO L93 Difference]: Finished difference Result 7485 states and 12910 transitions. [2024-10-12 15:14:16,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-12 15:14:16,187 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (5), 5 states have call predecessors, (5), 2 states have return successors, (4), 4 states have call predecessors, (4), 2 states have call successors, (4) Word has length 41 [2024-10-12 15:14:16,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 15:14:16,219 INFO L225 Difference]: With dead ends: 7485 [2024-10-12 15:14:16,219 INFO L226 Difference]: Without dead ends: 7477 [2024-10-12 15:14:16,226 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 315 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=934, Unknown=0, NotChecked=0, Total=1260 [2024-10-12 15:14:16,226 INFO L432 NwaCegarLoop]: 731 mSDtfsCounter, 3040 mSDsluCounter, 2223 mSDsCounter, 0 mSdLazyCounter, 2457 mSolverCounterSat, 942 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3112 SdHoareTripleChecker+Valid, 2954 SdHoareTripleChecker+Invalid, 3400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 942 IncrementalHoareTripleChecker+Valid, 2457 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2024-10-12 15:14:16,226 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3112 Valid, 2954 Invalid, 3400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [942 Valid, 2457 Invalid, 1 Unknown, 0 Unchecked, 8.2s Time] [2024-10-12 15:14:16,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7477 states. [2024-10-12 15:14:16,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7477 to 5850. [2024-10-12 15:14:16,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5850 states, 4904 states have (on average 1.5895187601957586) internal successors, (7795), 5063 states have internal predecessors, (7795), 653 states have call successors, (653), 234 states have call predecessors, (653), 292 states have return successors, (1196), 577 states have call predecessors, (1196), 641 states have call successors, (1196) [2024-10-12 15:14:16,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5850 states to 5850 states and 9644 transitions. [2024-10-12 15:14:16,487 INFO L78 Accepts]: Start accepts. Automaton has 5850 states and 9644 transitions. Word has length 41 [2024-10-12 15:14:16,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 15:14:16,488 INFO L471 AbstractCegarLoop]: Abstraction has 5850 states and 9644 transitions. [2024-10-12 15:14:16,488 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (5), 5 states have call predecessors, (5), 2 states have return successors, (4), 4 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-12 15:14:16,488 INFO L276 IsEmpty]: Start isEmpty. Operand 5850 states and 9644 transitions. [2024-10-12 15:14:16,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-10-12 15:14:16,490 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 15:14:16,490 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 15:14:16,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-12 15:14:16,490 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 15:14:16,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 15:14:16,490 INFO L85 PathProgramCache]: Analyzing trace with hash -142171176, now seen corresponding path program 1 times [2024-10-12 15:14:16,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 15:14:16,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912139954] [2024-10-12 15:14:16,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 15:14:16,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 15:14:16,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:14:16,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-12 15:14:16,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:14:16,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-12 15:14:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:14:16,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 15:14:16,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 15:14:16,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912139954] [2024-10-12 15:14:16,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912139954] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 15:14:16,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 15:14:16,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 15:14:16,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962877861] [2024-10-12 15:14:16,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 15:14:16,929 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 15:14:16,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 15:14:16,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 15:14:16,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-12 15:14:16,930 INFO L87 Difference]: Start difference. First operand 5850 states and 9644 transitions. Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 4 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-12 15:14:22,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 15:14:26,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 15:14:27,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 15:14:27,872 INFO L93 Difference]: Finished difference Result 12978 states and 21900 transitions. [2024-10-12 15:14:27,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-12 15:14:27,873 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 4 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 40 [2024-10-12 15:14:27,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 15:14:27,899 INFO L225 Difference]: With dead ends: 12978 [2024-10-12 15:14:27,899 INFO L226 Difference]: Without dead ends: 7415 [2024-10-12 15:14:27,916 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2024-10-12 15:14:27,917 INFO L432 NwaCegarLoop]: 715 mSDtfsCounter, 2432 mSDsluCounter, 1385 mSDsCounter, 0 mSdLazyCounter, 1393 mSolverCounterSat, 617 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2471 SdHoareTripleChecker+Valid, 2100 SdHoareTripleChecker+Invalid, 2012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 617 IncrementalHoareTripleChecker+Valid, 1393 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2024-10-12 15:14:27,917 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2471 Valid, 2100 Invalid, 2012 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [617 Valid, 1393 Invalid, 2 Unknown, 0 Unchecked, 10.4s Time] [2024-10-12 15:14:27,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7415 states. [2024-10-12 15:14:28,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7415 to 5841. [2024-10-12 15:14:28,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5841 states, 4895 states have (on average 1.5881511746680286) internal successors, (7774), 5054 states have internal predecessors, (7774), 653 states have call successors, (653), 234 states have call predecessors, (653), 292 states have return successors, (1196), 577 states have call predecessors, (1196), 641 states have call successors, (1196) [2024-10-12 15:14:28,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5841 states to 5841 states and 9623 transitions. [2024-10-12 15:14:28,236 INFO L78 Accepts]: Start accepts. Automaton has 5841 states and 9623 transitions. Word has length 40 [2024-10-12 15:14:28,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 15:14:28,236 INFO L471 AbstractCegarLoop]: Abstraction has 5841 states and 9623 transitions. [2024-10-12 15:14:28,236 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 4 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-12 15:14:28,236 INFO L276 IsEmpty]: Start isEmpty. Operand 5841 states and 9623 transitions. [2024-10-12 15:14:28,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-10-12 15:14:28,237 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 15:14:28,237 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 15:14:28,237 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-12 15:14:28,237 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 15:14:28,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 15:14:28,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1254286104, now seen corresponding path program 1 times [2024-10-12 15:14:28,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 15:14:28,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733788476] [2024-10-12 15:14:28,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 15:14:28,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 15:14:28,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:14:28,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-12 15:14:28,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:14:28,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-12 15:14:28,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:14:28,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-12 15:14:28,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:14:28,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-12 15:14:28,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 15:14:28,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 15:14:28,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 15:14:28,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733788476] [2024-10-12 15:14:28,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733788476] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 15:14:28,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 15:14:28,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-12 15:14:28,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158039355] [2024-10-12 15:14:28,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 15:14:28,720 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-12 15:14:28,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 15:14:28,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-12 15:14:28,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-10-12 15:14:28,721 INFO L87 Difference]: Start difference. First operand 5841 states and 9623 transitions. Second operand has 9 states, 9 states have (on average 3.6666666666666665) internal successors, (33), 5 states have internal predecessors, (33), 3 states have call successors, (5), 5 states have call predecessors, (5), 2 states have return successors, (4), 4 states have call predecessors, (4), 2 states have call successors, (4)