/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain IntervalDomain -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-pyra.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 01:32:21,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 01:32:21,823 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 01:32:21,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 01:32:21,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 01:32:21,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 01:32:21,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 01:32:21,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 01:32:21,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 01:32:21,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 01:32:21,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 01:32:21,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 01:32:21,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 01:32:21,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 01:32:21,851 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 01:32:21,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 01:32:21,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 01:32:21,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 01:32:21,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 01:32:21,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 01:32:21,859 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 01:32:21,865 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 01:32:21,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 01:32:21,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 01:32:21,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 01:32:21,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 01:32:21,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 01:32:21,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 01:32:21,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 01:32:21,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 01:32:21,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 01:32:21,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 01:32:21,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 01:32:21,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 01:32:21,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 01:32:21,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 01:32:21,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 01:32:21,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 01:32:21,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 01:32:21,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 01:32:21,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 01:32:21,875 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-01 01:32:21,889 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 01:32:21,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 01:32:21,890 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 01:32:21,890 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 01:32:21,890 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 01:32:21,890 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 01:32:21,890 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 01:32:21,891 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 01:32:21,891 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 01:32:21,891 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 01:32:21,891 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 01:32:21,891 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 01:32:21,891 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 01:32:21,891 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 01:32:21,891 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 01:32:21,891 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 01:32:21,891 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 01:32:21,891 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 01:32:21,892 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 01:32:21,892 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 01:32:21,892 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 01:32:21,892 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 01:32:21,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 01:32:21,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 01:32:21,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 01:32:21,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 01:32:21,893 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 01:32:21,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 01:32:21,893 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 01:32:21,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 01:32:21,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 01:32:21,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 01:32:21,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 01:32:21,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 01:32:21,893 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 01:32:21,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 01:32:21,893 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 01:32:21,893 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 01:32:21,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 01:32:21,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 01:32:21,894 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 01:32:21,894 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-04-01 01:32:22,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 01:32:22,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 01:32:22,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 01:32:22,089 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 01:32:22,090 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 01:32:22,090 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-pyra.ko-entry_point.cil.out.i [2023-04-01 01:32:23,048 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 01:32:23,362 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 01:32:23,362 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-pyra.ko-entry_point.cil.out.i [2023-04-01 01:32:23,387 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97e74894d/db040fbf69e145f092039d6fc898b562/FLAG030048e99 [2023-04-01 01:32:23,399 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97e74894d/db040fbf69e145f092039d6fc898b562 [2023-04-01 01:32:23,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 01:32:23,403 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 01:32:23,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 01:32:23,405 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 01:32:23,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 01:32:23,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 01:32:23" (1/1) ... [2023-04-01 01:32:23,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a36d20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:32:23, skipping insertion in model container [2023-04-01 01:32:23,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 01:32:23" (1/1) ... [2023-04-01 01:32:23,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 01:32:23,485 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 01:32:24,364 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-pyra.ko-entry_point.cil.out.i[184130,184143] [2023-04-01 01:32:24,454 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 01:32:24,492 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 01:32:24,637 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-pyra.ko-entry_point.cil.out.i[184130,184143] [2023-04-01 01:32:24,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 01:32:24,721 INFO L208 MainTranslator]: Completed translation [2023-04-01 01:32:24,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:32:24 WrapperNode [2023-04-01 01:32:24,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 01:32:24,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 01:32:24,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 01:32:24,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 01:32:24,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:32:24" (1/1) ... [2023-04-01 01:32:24,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:32:24" (1/1) ... [2023-04-01 01:32:24,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:32:24" (1/1) ... [2023-04-01 01:32:24,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:32:24" (1/1) ... [2023-04-01 01:32:24,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:32:24" (1/1) ... [2023-04-01 01:32:24,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:32:24" (1/1) ... [2023-04-01 01:32:24,874 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:32:24" (1/1) ... [2023-04-01 01:32:24,885 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:32:24" (1/1) ... [2023-04-01 01:32:24,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 01:32:24,901 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 01:32:24,901 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 01:32:24,901 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 01:32:24,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:32:24" (1/1) ... [2023-04-01 01:32:24,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 01:32:24,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 01:32:24,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-01 01:32:24,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-01 01:32:24,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 01:32:24,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 01:32:24,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-04-01 01:32:24,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 01:32:24,972 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 01:32:24,972 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-01 01:32:24,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-01 01:32:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-01 01:32:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-04-01 01:32:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-04-01 01:32:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-01 01:32:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-01 01:32:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-01 01:32:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-01 01:32:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-01 01:32:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-01 01:32:24,974 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-01 01:32:24,974 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-04-01 01:32:24,974 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_get_drvdata [2023-04-01 01:32:24,974 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_set_drvdata [2023-04-01 01:32:24,974 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_parse [2023-04-01 01:32:24,974 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_start [2023-04-01 01:32:24,975 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2023-04-01 01:32:24,975 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2023-04-01 01:32:24,975 INFO L138 BoogieDeclarations]: Found implementation of procedure profile_activated [2023-04-01 01:32:24,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_send_control [2023-04-01 01:32:24,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_get_profile_settings [2023-04-01 01:32:24,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_get_settings [2023-04-01 01:32:24,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_set_settings [2023-04-01 01:32:24,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read [2023-04-01 01:32:24,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_write [2023-04-01 01:32:24,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_write_control [2023-04-01 01:32:24,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_write_info [2023-04-01 01:32:24,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read_info [2023-04-01 01:32:24,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_write_profile_settings [2023-04-01 01:32:24,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read_profile_settings [2023-04-01 01:32:24,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_write_profile_buttons [2023-04-01 01:32:24,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read_profile_buttons [2023-04-01 01:32:24,976 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read_profilex_settings [2023-04-01 01:32:24,976 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read_profilex_buttons [2023-04-01 01:32:24,976 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_write_settings [2023-04-01 01:32:24,976 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read_settings [2023-04-01 01:32:24,976 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_show_actual_cpi [2023-04-01 01:32:24,976 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_show_actual_profile [2023-04-01 01:32:24,976 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_show_firmware_version [2023-04-01 01:32:24,977 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_init_pyra_device_struct [2023-04-01 01:32:24,977 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_init_specials [2023-04-01 01:32:24,977 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_remove_specials [2023-04-01 01:32:24,977 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_probe [2023-04-01 01:32:24,977 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_remove [2023-04-01 01:32:24,977 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_keep_values_up_to_date [2023-04-01 01:32:24,977 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_report_to_chrdev [2023-04-01 01:32:24,977 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_raw_event [2023-04-01 01:32:24,977 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_init [2023-04-01 01:32:24,978 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_exit [2023-04-01 01:32:24,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_17 [2023-04-01 01:32:24,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_18 [2023-04-01 01:32:24,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_6 [2023-04-01 01:32:24,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hid_driver_1 [2023-04-01 01:32:24,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_19 [2023-04-01 01:32:24,979 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 01:32:24,979 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-04-01 01:32:24,979 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-01 01:32:24,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2023-04-01 01:32:24,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2023-04-01 01:32:24,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2023-04-01 01:32:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2023-04-01 01:32:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2023-04-01 01:32:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2023-04-01 01:32:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2023-04-01 01:32:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2023-04-01 01:32:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2023-04-01 01:32:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2023-04-01 01:32:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2023-04-01 01:32:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2023-04-01 01:32:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2023-04-01 01:32:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2023-04-01 01:32:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_19 [2023-04-01 01:32:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_20 [2023-04-01 01:32:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_21 [2023-04-01 01:32:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_22 [2023-04-01 01:32:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-01 01:32:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2023-04-01 01:32:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-01 01:32:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-01 01:32:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-01 01:32:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-01 01:32:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2023-04-01 01:32:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2023-04-01 01:32:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2023-04-01 01:32:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2023-04-01 01:32:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2023-04-01 01:32:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2023-04-01 01:32:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2023-04-01 01:32:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2023-04-01 01:32:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2023-04-01 01:32:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2023-04-01 01:32:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2023-04-01 01:32:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2023-04-01 01:32:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2023-04-01 01:32:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2023-04-01 01:32:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2023-04-01 01:32:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-04-01 01:32:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2023-04-01 01:32:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2023-04-01 01:32:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2023-04-01 01:32:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2023-04-01 01:32:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2023-04-01 01:32:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2023-04-01 01:32:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-04-01 01:32:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2023-04-01 01:32:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2023-04-01 01:32:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2023-04-01 01:32:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-04-01 01:32:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2023-04-01 01:32:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2023-04-01 01:32:24,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2023-04-01 01:32:24,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2023-04-01 01:32:24,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2023-04-01 01:32:24,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2023-04-01 01:32:24,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_pyra_lock_of_pyra_device [2023-04-01 01:32:24,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_pyra_lock_of_pyra_device [2023-04-01 01:32:24,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_pyra_lock_of_pyra_device [2023-04-01 01:32:24,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_pyra_lock_of_pyra_device [2023-04-01 01:32:24,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_pyra_lock_of_pyra_device [2023-04-01 01:32:24,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_pyra_lock_of_pyra_device [2023-04-01 01:32:24,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_pyra_lock_of_pyra_device [2023-04-01 01:32:24,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_pyra_lock_of_pyra_device [2023-04-01 01:32:24,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_pyra_lock_of_pyra_device [2023-04-01 01:32:24,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_pyra_lock_of_pyra_device [2023-04-01 01:32:24,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_pyra_lock_of_pyra_device [2023-04-01 01:32:24,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __hid_register_driver [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_connect [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_disconnect [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_open_report [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_unregister_driver [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_10 [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_11 [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_12 [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_13 [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_14 [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_15 [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_16 [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_17 [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_18 [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_19 [2023-04-01 01:32:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_20 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_6 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_7 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_8 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_9 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_10 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_11 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_12 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_13 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_14 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_15 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_16 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_17 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_18 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_19 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_20 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_8 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_9 [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2023-04-01 01:32:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-01 01:32:24,994 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_common2_receive [2023-04-01 01:32:24,994 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_common2_send [2023-04-01 01:32:24,994 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_common2_send_with_status [2023-04-01 01:32:24,994 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_connect [2023-04-01 01:32:24,994 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_disconnect [2023-04-01 01:32:24,994 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_report_event [2023-04-01 01:32:24,994 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-01 01:32:24,994 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-01 01:32:24,994 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-01 01:32:24,994 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 01:32:24,994 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 01:32:24,994 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-01 01:32:24,994 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-01 01:32:24,994 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 01:32:24,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 01:32:24,994 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2023-04-01 01:32:24,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-01 01:32:24,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-01 01:32:24,994 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-01 01:32:24,994 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_20 [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_22 [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 01:32:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_19 [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_21 [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2023-04-01 01:32:24,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_pyra_lock_of_pyra_device [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_pyra_lock_of_pyra_device [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_17 [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_18 [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_6 [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hid_driver_1 [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_19 [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure hid_get_drvdata [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure hid_set_drvdata [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure __hid_register_driver [2023-04-01 01:32:24,997 INFO L130 BoogieDeclarations]: Found specification of procedure hid_unregister_driver [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure hid_open_report [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure hid_connect [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure hid_disconnect [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure hid_parse [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_start [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_connect [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_disconnect [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_report_event [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_common2_receive [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_common2_send [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_common2_send_with_status [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure profile_activated [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_send_control [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_get_profile_settings [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_get_settings [2023-04-01 01:32:24,998 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_set_settings [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_write [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_write_control [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_write_info [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read_info [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_write_profile_settings [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read_profile_settings [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_write_profile_buttons [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read_profile_buttons [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read_profilex_settings [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read_profilex_buttons [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_write_settings [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read_settings [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_show_actual_cpi [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_show_actual_profile [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_show_firmware_version [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_init_pyra_device_struct [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_init_specials [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_remove_specials [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_probe [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_remove [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_keep_values_up_to_date [2023-04-01 01:32:24,999 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_report_to_chrdev [2023-04-01 01:32:25,000 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_raw_event [2023-04-01 01:32:25,001 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_init [2023-04-01 01:32:25,001 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_exit [2023-04-01 01:32:25,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_16 [2023-04-01 01:32:25,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_14 [2023-04-01 01:32:25,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_20 [2023-04-01 01:32:25,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_11 [2023-04-01 01:32:25,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_9 [2023-04-01 01:32:25,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_11 [2023-04-01 01:32:25,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_12 [2023-04-01 01:32:25,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_19 [2023-04-01 01:32:25,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_10 [2023-04-01 01:32:25,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_20 [2023-04-01 01:32:25,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_13 [2023-04-01 01:32:25,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_8 [2023-04-01 01:32:25,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_14 [2023-04-01 01:32:25,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-01 01:32:25,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_7 [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_18 [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_19 [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_8 [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_16 [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_18 [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_10 [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_13 [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_17 [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_15 [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_17 [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_9 [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_12 [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_15 [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_6 [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-01 01:32:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2023-04-01 01:32:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2023-04-01 01:32:25,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2023-04-01 01:32:25,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_pyra_lock_of_pyra_device [2023-04-01 01:32:25,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_pyra_lock_of_pyra_device [2023-04-01 01:32:25,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_pyra_lock_of_pyra_device [2023-04-01 01:32:25,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_pyra_lock_of_pyra_device [2023-04-01 01:32:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_pyra_lock_of_pyra_device [2023-04-01 01:32:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_pyra_lock_of_pyra_device [2023-04-01 01:32:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_pyra_lock_of_pyra_device [2023-04-01 01:32:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_pyra_lock_of_pyra_device [2023-04-01 01:32:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_pyra_lock_of_pyra_device [2023-04-01 01:32:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 01:32:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 01:32:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 01:32:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-01 01:32:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 01:32:25,593 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 01:32:25,600 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 01:32:25,669 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-01 01:32:28,192 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 01:32:28,412 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 01:32:28,412 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-01 01:32:28,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 01:32:28 BoogieIcfgContainer [2023-04-01 01:32:28,417 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 01:32:28,418 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 01:32:28,419 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 01:32:28,421 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 01:32:28,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 01:32:23" (1/3) ... [2023-04-01 01:32:28,421 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@793c308c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 01:32:28, skipping insertion in model container [2023-04-01 01:32:28,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:32:24" (2/3) ... [2023-04-01 01:32:28,421 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@793c308c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 01:32:28, skipping insertion in model container [2023-04-01 01:32:28,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 01:32:28" (3/3) ... [2023-04-01 01:32:28,422 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-pyra.ko-entry_point.cil.out.i [2023-04-01 01:32:28,433 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 01:32:28,434 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 01:32:28,494 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 01:32:28,498 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@41ca8b6c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 01:32:28,498 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 01:32:28,504 INFO L276 IsEmpty]: Start isEmpty. Operand has 1347 states, 777 states have (on average 1.3063063063063063) internal successors, (1015), 817 states have internal predecessors, (1015), 390 states have call successors, (390), 131 states have call predecessors, (390), 130 states have return successors, (367), 364 states have call predecessors, (367), 367 states have call successors, (367) [2023-04-01 01:32:28,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1123 [2023-04-01 01:32:28,551 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:32:28,552 INFO L195 NwaCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:32:28,553 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:32:28,556 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:32:28,557 INFO L85 PathProgramCache]: Analyzing trace with hash 2096190828, now seen corresponding path program 1 times [2023-04-01 01:32:28,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:32:28,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329755934] [2023-04-01 01:32:28,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:32:28,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:32:29,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:32:31,037 INFO L134 CoverageAnalysis]: Checked inductivity of 20807 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20807 trivial. 0 not checked. [2023-04-01 01:32:31,037 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:32:31,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329755934] [2023-04-01 01:32:31,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329755934] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:32:31,038 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:32:31,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 01:32:31,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328740095] [2023-04-01 01:32:31,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:32:31,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 01:32:31,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:32:31,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 01:32:31,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:32:31,068 INFO L87 Difference]: Start difference. First operand has 1347 states, 777 states have (on average 1.3063063063063063) internal successors, (1015), 817 states have internal predecessors, (1015), 390 states have call successors, (390), 131 states have call predecessors, (390), 130 states have return successors, (367), 364 states have call predecessors, (367), 367 states have call successors, (367) Second operand has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 2 states have call successors, (117), 2 states have call predecessors, (117), 1 states have return successors, (114), 2 states have call predecessors, (114), 2 states have call successors, (114) [2023-04-01 01:32:33,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 01:32:33,261 INFO L93 Difference]: Finished difference Result 2926 states and 4088 transitions. [2023-04-01 01:32:33,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 01:32:33,263 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 2 states have call successors, (117), 2 states have call predecessors, (117), 1 states have return successors, (114), 2 states have call predecessors, (114), 2 states have call successors, (114) Word has length 1122 [2023-04-01 01:32:33,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 01:32:33,289 INFO L225 Difference]: With dead ends: 2926 [2023-04-01 01:32:33,289 INFO L226 Difference]: Without dead ends: 1880 [2023-04-01 01:32:33,300 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:32:33,302 INFO L413 NwaCegarLoop]: 1499 mSDtfsCounter, 1144 mSDsluCounter, 1447 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1144 SdHoareTripleChecker+Valid, 2946 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-04-01 01:32:33,303 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1144 Valid, 2946 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-04-01 01:32:33,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1880 states. [2023-04-01 01:32:33,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1880 to 1876. [2023-04-01 01:32:33,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1876 states, 1175 states have (on average 1.3336170212765956) internal successors, (1567), 1189 states have internal predecessors, (1567), 486 states have call successors, (486), 217 states have call predecessors, (486), 214 states have return successors, (478), 474 states have call predecessors, (478), 478 states have call successors, (478) [2023-04-01 01:32:33,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1876 states and 2531 transitions. [2023-04-01 01:32:33,512 INFO L78 Accepts]: Start accepts. Automaton has 1876 states and 2531 transitions. Word has length 1122 [2023-04-01 01:32:33,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 01:32:33,519 INFO L495 AbstractCegarLoop]: Abstraction has 1876 states and 2531 transitions. [2023-04-01 01:32:33,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 2 states have call successors, (117), 2 states have call predecessors, (117), 1 states have return successors, (114), 2 states have call predecessors, (114), 2 states have call successors, (114) [2023-04-01 01:32:33,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 2531 transitions. [2023-04-01 01:32:33,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1133 [2023-04-01 01:32:33,552 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:32:33,552 INFO L195 NwaCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 11, 11, 11, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:32:33,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 01:32:33,553 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:32:33,553 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:32:33,554 INFO L85 PathProgramCache]: Analyzing trace with hash -1420886438, now seen corresponding path program 1 times [2023-04-01 01:32:33,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:32:33,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071985253] [2023-04-01 01:32:33,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:32:33,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:32:34,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:32:34,765 INFO L134 CoverageAnalysis]: Checked inductivity of 20809 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20809 trivial. 0 not checked. [2023-04-01 01:32:34,765 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:32:34,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071985253] [2023-04-01 01:32:34,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071985253] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:32:34,765 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:32:34,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 01:32:34,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541592615] [2023-04-01 01:32:34,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:32:34,769 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 01:32:34,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:32:34,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 01:32:34,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:32:34,771 INFO L87 Difference]: Start difference. First operand 1876 states and 2531 transitions. Second operand has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 2 states have call successors, (121), 2 states have call predecessors, (121), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) [2023-04-01 01:32:35,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 01:32:35,093 INFO L93 Difference]: Finished difference Result 5103 states and 6832 transitions. [2023-04-01 01:32:35,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 01:32:35,094 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 2 states have call successors, (121), 2 states have call predecessors, (121), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) Word has length 1132 [2023-04-01 01:32:35,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 01:32:35,113 INFO L225 Difference]: With dead ends: 5103 [2023-04-01 01:32:35,113 INFO L226 Difference]: Without dead ends: 3454 [2023-04-01 01:32:35,119 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:32:35,123 INFO L413 NwaCegarLoop]: 1412 mSDtfsCounter, 1435 mSDsluCounter, 1058 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1435 SdHoareTripleChecker+Valid, 2470 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-01 01:32:35,124 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1435 Valid, 2470 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-01 01:32:35,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3454 states. [2023-04-01 01:32:35,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3454 to 3430. [2023-04-01 01:32:35,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3430 states, 2181 states have (on average 1.348922512608895) internal successors, (2942), 2205 states have internal predecessors, (2942), 836 states have call successors, (836), 415 states have call predecessors, (836), 412 states have return successors, (828), 819 states have call predecessors, (828), 828 states have call successors, (828) [2023-04-01 01:32:35,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 3430 states and 4606 transitions. [2023-04-01 01:32:35,278 INFO L78 Accepts]: Start accepts. Automaton has 3430 states and 4606 transitions. Word has length 1132 [2023-04-01 01:32:35,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 01:32:35,279 INFO L495 AbstractCegarLoop]: Abstraction has 3430 states and 4606 transitions. [2023-04-01 01:32:35,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 2 states have call successors, (121), 2 states have call predecessors, (121), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) [2023-04-01 01:32:35,280 INFO L276 IsEmpty]: Start isEmpty. Operand 3430 states and 4606 transitions. [2023-04-01 01:32:35,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1131 [2023-04-01 01:32:35,289 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:32:35,289 INFO L195 NwaCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 11, 11, 11, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:32:35,290 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 01:32:35,292 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:32:35,292 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:32:35,293 INFO L85 PathProgramCache]: Analyzing trace with hash 685648495, now seen corresponding path program 1 times [2023-04-01 01:32:35,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:32:35,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749158532] [2023-04-01 01:32:35,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:32:35,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:32:35,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:32:36,300 INFO L134 CoverageAnalysis]: Checked inductivity of 20809 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20809 trivial. 0 not checked. [2023-04-01 01:32:36,301 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:32:36,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749158532] [2023-04-01 01:32:36,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749158532] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:32:36,301 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:32:36,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 01:32:36,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647536203] [2023-04-01 01:32:36,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:32:36,302 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 01:32:36,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:32:36,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 01:32:36,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:32:36,304 INFO L87 Difference]: Start difference. First operand 3430 states and 4606 transitions. Second operand has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 2 states have call successors, (120), 2 states have call predecessors, (120), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) [2023-04-01 01:32:36,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 01:32:36,631 INFO L93 Difference]: Finished difference Result 9705 states and 12973 transitions. [2023-04-01 01:32:36,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 01:32:36,631 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 2 states have call successors, (120), 2 states have call predecessors, (120), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) Word has length 1130 [2023-04-01 01:32:36,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 01:32:36,661 INFO L225 Difference]: With dead ends: 9705 [2023-04-01 01:32:36,661 INFO L226 Difference]: Without dead ends: 6502 [2023-04-01 01:32:36,673 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:32:36,677 INFO L413 NwaCegarLoop]: 1446 mSDtfsCounter, 1433 mSDsluCounter, 1067 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1433 SdHoareTripleChecker+Valid, 2513 SdHoareTripleChecker+Invalid, 199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-01 01:32:36,678 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1433 Valid, 2513 Invalid, 199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-01 01:32:36,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6502 states. [2023-04-01 01:32:36,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6502 to 6478. [2023-04-01 01:32:36,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6478 states, 4169 states have (on average 1.3600383785080354) internal successors, (5670), 4213 states have internal predecessors, (5670), 1504 states have call successors, (1504), 807 states have call predecessors, (1504), 804 states have return successors, (1496), 1477 states have call predecessors, (1496), 1496 states have call successors, (1496) [2023-04-01 01:32:36,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6478 states to 6478 states and 8670 transitions. [2023-04-01 01:32:36,971 INFO L78 Accepts]: Start accepts. Automaton has 6478 states and 8670 transitions. Word has length 1130 [2023-04-01 01:32:36,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 01:32:36,972 INFO L495 AbstractCegarLoop]: Abstraction has 6478 states and 8670 transitions. [2023-04-01 01:32:36,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 2 states have call successors, (120), 2 states have call predecessors, (120), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) [2023-04-01 01:32:36,973 INFO L276 IsEmpty]: Start isEmpty. Operand 6478 states and 8670 transitions. [2023-04-01 01:32:36,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1136 [2023-04-01 01:32:36,986 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:32:36,986 INFO L195 NwaCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 11, 11, 11, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:32:36,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 01:32:36,987 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:32:36,988 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:32:36,988 INFO L85 PathProgramCache]: Analyzing trace with hash -564154955, now seen corresponding path program 1 times [2023-04-01 01:32:36,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:32:36,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132576809] [2023-04-01 01:32:36,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:32:36,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:32:37,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:32:37,975 INFO L134 CoverageAnalysis]: Checked inductivity of 20809 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20809 trivial. 0 not checked. [2023-04-01 01:32:37,976 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:32:37,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132576809] [2023-04-01 01:32:37,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132576809] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:32:37,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:32:37,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 01:32:37,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9164447] [2023-04-01 01:32:37,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:32:37,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 01:32:37,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:32:37,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 01:32:37,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:32:37,978 INFO L87 Difference]: Start difference. First operand 6478 states and 8670 transitions. Second operand has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 2 states have call successors, (121), 2 states have call predecessors, (121), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) [2023-04-01 01:32:38,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 01:32:38,510 INFO L93 Difference]: Finished difference Result 18668 states and 24932 transitions. [2023-04-01 01:32:38,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 01:32:38,511 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 2 states have call successors, (121), 2 states have call predecessors, (121), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) Word has length 1135 [2023-04-01 01:32:38,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 01:32:38,565 INFO L225 Difference]: With dead ends: 18668 [2023-04-01 01:32:38,565 INFO L226 Difference]: Without dead ends: 12417 [2023-04-01 01:32:38,583 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:32:38,584 INFO L413 NwaCegarLoop]: 1490 mSDtfsCounter, 1412 mSDsluCounter, 1058 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1412 SdHoareTripleChecker+Valid, 2548 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-01 01:32:38,585 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1412 Valid, 2548 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-01 01:32:38,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12417 states. [2023-04-01 01:32:38,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12417 to 12390. [2023-04-01 01:32:38,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12390 states, 8017 states have (on average 1.3648496943994013) internal successors, (10942), 8101 states have internal predecessors, (10942), 2812 states have call successors, (2812), 1563 states have call predecessors, (2812), 1560 states have return successors, (2804), 2765 states have call predecessors, (2804), 2804 states have call successors, (2804) [2023-04-01 01:32:38,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12390 states to 12390 states and 16558 transitions. [2023-04-01 01:32:39,000 INFO L78 Accepts]: Start accepts. Automaton has 12390 states and 16558 transitions. Word has length 1135 [2023-04-01 01:32:39,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 01:32:39,001 INFO L495 AbstractCegarLoop]: Abstraction has 12390 states and 16558 transitions. [2023-04-01 01:32:39,002 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 2 states have call successors, (121), 2 states have call predecessors, (121), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) [2023-04-01 01:32:39,002 INFO L276 IsEmpty]: Start isEmpty. Operand 12390 states and 16558 transitions. [2023-04-01 01:32:39,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1138 [2023-04-01 01:32:39,011 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:32:39,012 INFO L195 NwaCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 11, 11, 11, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:32:39,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-01 01:32:39,012 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:32:39,012 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:32:39,013 INFO L85 PathProgramCache]: Analyzing trace with hash 1257624316, now seen corresponding path program 1 times [2023-04-01 01:32:39,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:32:39,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79966819] [2023-04-01 01:32:39,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:32:39,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:32:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:32:39,930 INFO L134 CoverageAnalysis]: Checked inductivity of 20809 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20809 trivial. 0 not checked. [2023-04-01 01:32:39,931 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:32:39,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79966819] [2023-04-01 01:32:39,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79966819] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:32:39,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:32:39,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 01:32:39,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454943287] [2023-04-01 01:32:39,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:32:39,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 01:32:39,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:32:39,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 01:32:39,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:32:39,933 INFO L87 Difference]: Start difference. First operand 12390 states and 16558 transitions. Second operand has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 2 states have call successors, (120), 2 states have call predecessors, (120), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) [2023-04-01 01:32:40,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 01:32:40,682 INFO L93 Difference]: Finished difference Result 36472 states and 48672 transitions. [2023-04-01 01:32:40,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 01:32:40,683 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 2 states have call successors, (120), 2 states have call predecessors, (120), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) Word has length 1137 [2023-04-01 01:32:40,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 01:32:40,775 INFO L225 Difference]: With dead ends: 36472 [2023-04-01 01:32:40,775 INFO L226 Difference]: Without dead ends: 24309 [2023-04-01 01:32:40,804 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:32:40,805 INFO L413 NwaCegarLoop]: 1527 mSDtfsCounter, 1425 mSDsluCounter, 1067 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1425 SdHoareTripleChecker+Valid, 2594 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-01 01:32:40,805 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1425 Valid, 2594 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-01 01:32:40,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24309 states. [2023-04-01 01:32:41,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24309 to 24278. [2023-04-01 01:32:41,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24278 states, 15753 states have (on average 1.3679933980829049) internal successors, (21550), 15917 states have internal predecessors, (21550), 5428 states have call successors, (5428), 3099 states have call predecessors, (5428), 3096 states have return successors, (5420), 5341 states have call predecessors, (5420), 5420 states have call successors, (5420) [2023-04-01 01:32:41,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24278 states to 24278 states and 32398 transitions. [2023-04-01 01:32:41,638 INFO L78 Accepts]: Start accepts. Automaton has 24278 states and 32398 transitions. Word has length 1137 [2023-04-01 01:32:41,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 01:32:41,639 INFO L495 AbstractCegarLoop]: Abstraction has 24278 states and 32398 transitions. [2023-04-01 01:32:41,640 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 2 states have call successors, (120), 2 states have call predecessors, (120), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) [2023-04-01 01:32:41,640 INFO L276 IsEmpty]: Start isEmpty. Operand 24278 states and 32398 transitions. [2023-04-01 01:32:41,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1139 [2023-04-01 01:32:41,652 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:32:41,652 INFO L195 NwaCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 11, 11, 11, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:32:41,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-01 01:32:41,653 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:32:41,653 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:32:41,653 INFO L85 PathProgramCache]: Analyzing trace with hash -1788706723, now seen corresponding path program 1 times [2023-04-01 01:32:41,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:32:41,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104973179] [2023-04-01 01:32:41,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:32:41,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:32:41,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:32:42,597 INFO L134 CoverageAnalysis]: Checked inductivity of 20809 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20809 trivial. 0 not checked. [2023-04-01 01:32:42,598 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:32:42,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104973179] [2023-04-01 01:32:42,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104973179] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:32:42,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:32:42,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 01:32:42,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39339164] [2023-04-01 01:32:42,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:32:42,599 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 01:32:42,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:32:42,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 01:32:42,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:32:42,601 INFO L87 Difference]: Start difference. First operand 24278 states and 32398 transitions. Second operand has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 2 states have call successors, (120), 2 states have call predecessors, (120), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) [2023-04-01 01:32:43,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 01:32:43,751 INFO L93 Difference]: Finished difference Result 70056 states and 93392 transitions. [2023-04-01 01:32:43,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 01:32:43,752 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 2 states have call successors, (120), 2 states have call predecessors, (120), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) Word has length 1138 [2023-04-01 01:32:43,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 01:32:44,028 INFO L225 Difference]: With dead ends: 70056 [2023-04-01 01:32:44,028 INFO L226 Difference]: Without dead ends: 46005 [2023-04-01 01:32:44,082 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:32:44,083 INFO L413 NwaCegarLoop]: 1537 mSDtfsCounter, 1343 mSDsluCounter, 1058 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1343 SdHoareTripleChecker+Valid, 2595 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-01 01:32:44,083 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1343 Valid, 2595 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-01 01:32:44,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46005 states. [2023-04-01 01:32:45,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46005 to 45974. [2023-04-01 01:32:45,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45974 states, 30057 states have (on average 1.3727916957780217) internal successors, (41262), 30381 states have internal predecessors, (41262), 10004 states have call successors, (10004), 5915 states have call predecessors, (10004), 5912 states have return successors, (9996), 9837 states have call predecessors, (9996), 9996 states have call successors, (9996) [2023-04-01 01:32:45,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45974 states to 45974 states and 61262 transitions. [2023-04-01 01:32:45,578 INFO L78 Accepts]: Start accepts. Automaton has 45974 states and 61262 transitions. Word has length 1138 [2023-04-01 01:32:45,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 01:32:45,579 INFO L495 AbstractCegarLoop]: Abstraction has 45974 states and 61262 transitions. [2023-04-01 01:32:45,580 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 2 states have call successors, (120), 2 states have call predecessors, (120), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) [2023-04-01 01:32:45,580 INFO L276 IsEmpty]: Start isEmpty. Operand 45974 states and 61262 transitions. [2023-04-01 01:32:45,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1143 [2023-04-01 01:32:45,600 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:32:45,601 INFO L195 NwaCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 11, 11, 11, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:32:45,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-01 01:32:45,602 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:32:45,602 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:32:45,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1043632826, now seen corresponding path program 1 times [2023-04-01 01:32:45,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:32:45,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462130271] [2023-04-01 01:32:45,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:32:45,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:32:46,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:32:46,732 INFO L134 CoverageAnalysis]: Checked inductivity of 20811 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20811 trivial. 0 not checked. [2023-04-01 01:32:46,733 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:32:46,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462130271] [2023-04-01 01:32:46,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462130271] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:32:46,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:32:46,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 01:32:46,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539127516] [2023-04-01 01:32:46,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:32:46,734 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 01:32:46,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:32:46,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 01:32:46,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:32:46,735 INFO L87 Difference]: Start difference. First operand 45974 states and 61262 transitions. Second operand has 3 states, 3 states have (on average 49.0) internal successors, (147), 3 states have internal predecessors, (147), 2 states have call successors, (123), 2 states have call predecessors, (123), 1 states have return successors, (117), 2 states have call predecessors, (117), 2 states have call successors, (117) [2023-04-01 01:32:48,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 01:32:48,930 INFO L93 Difference]: Finished difference Result 136315 states and 181518 transitions. [2023-04-01 01:32:48,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 01:32:48,931 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.0) internal successors, (147), 3 states have internal predecessors, (147), 2 states have call successors, (123), 2 states have call predecessors, (123), 1 states have return successors, (117), 2 states have call predecessors, (117), 2 states have call successors, (117) Word has length 1142 [2023-04-01 01:32:48,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 01:32:49,285 INFO L225 Difference]: With dead ends: 136315 [2023-04-01 01:32:49,285 INFO L226 Difference]: Without dead ends: 90568 [2023-04-01 01:32:49,379 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:32:49,380 INFO L413 NwaCegarLoop]: 1624 mSDtfsCounter, 1465 mSDsluCounter, 1061 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1465 SdHoareTripleChecker+Valid, 2685 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-01 01:32:49,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1465 Valid, 2685 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-01 01:32:49,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90568 states. [2023-04-01 01:32:52,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90568 to 90544. [2023-04-01 01:32:52,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90544 states, 59158 states have (on average 1.3711585922444978) internal successors, (81115), 59802 states have internal predecessors, (81115), 19696 states have call successors, (19696), 11692 states have call predecessors, (19696), 11689 states have return successors, (19688), 19369 states have call predecessors, (19688), 19688 states have call successors, (19688) [2023-04-01 01:32:52,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90544 states to 90544 states and 120499 transitions. [2023-04-01 01:32:52,654 INFO L78 Accepts]: Start accepts. Automaton has 90544 states and 120499 transitions. Word has length 1142 [2023-04-01 01:32:52,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 01:32:52,655 INFO L495 AbstractCegarLoop]: Abstraction has 90544 states and 120499 transitions. [2023-04-01 01:32:52,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.0) internal successors, (147), 3 states have internal predecessors, (147), 2 states have call successors, (123), 2 states have call predecessors, (123), 1 states have return successors, (117), 2 states have call predecessors, (117), 2 states have call successors, (117) [2023-04-01 01:32:52,655 INFO L276 IsEmpty]: Start isEmpty. Operand 90544 states and 120499 transitions. [2023-04-01 01:32:52,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1144 [2023-04-01 01:32:52,664 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:32:52,665 INFO L195 NwaCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 11, 11, 11, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:32:52,665 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-04-01 01:32:52,665 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:32:52,665 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:32:52,665 INFO L85 PathProgramCache]: Analyzing trace with hash 169237004, now seen corresponding path program 1 times [2023-04-01 01:32:52,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:32:52,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401639219] [2023-04-01 01:32:52,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:32:52,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:32:53,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:32:54,004 INFO L134 CoverageAnalysis]: Checked inductivity of 20811 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20811 trivial. 0 not checked. [2023-04-01 01:32:54,004 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:32:54,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401639219] [2023-04-01 01:32:54,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401639219] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:32:54,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:32:54,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 01:32:54,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719306828] [2023-04-01 01:32:54,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:32:54,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 01:32:54,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:32:54,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 01:32:54,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:32:54,007 INFO L87 Difference]: Start difference. First operand 90544 states and 120499 transitions. Second operand has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 2 states have call successors, (123), 2 states have call predecessors, (123), 1 states have return successors, (117), 2 states have call predecessors, (117), 2 states have call successors, (117) [2023-04-01 01:32:58,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 01:32:58,878 INFO L93 Difference]: Finished difference Result 268873 states and 357629 transitions. [2023-04-01 01:32:58,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 01:32:58,878 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 2 states have call successors, (123), 2 states have call predecessors, (123), 1 states have return successors, (117), 2 states have call predecessors, (117), 2 states have call successors, (117) Word has length 1143 [2023-04-01 01:32:58,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 01:32:59,665 INFO L225 Difference]: With dead ends: 268873 [2023-04-01 01:32:59,666 INFO L226 Difference]: Without dead ends: 178556 [2023-04-01 01:33:00,022 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:33:00,023 INFO L413 NwaCegarLoop]: 1648 mSDtfsCounter, 1464 mSDsluCounter, 1061 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1464 SdHoareTripleChecker+Valid, 2709 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-01 01:33:00,023 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1464 Valid, 2709 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-01 01:33:00,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178556 states. [2023-04-01 01:33:05,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178556 to 178532. [2023-04-01 01:33:05,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178532 states, 116528 states have (on average 1.369121584511877) internal successors, (159541), 117812 states have internal predecessors, (159541), 38888 states have call successors, (38888), 23118 states have call predecessors, (38888), 23115 states have return successors, (38880), 38241 states have call predecessors, (38880), 38880 states have call successors, (38880) [2023-04-01 01:33:06,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178532 states to 178532 states and 237309 transitions. [2023-04-01 01:33:06,388 INFO L78 Accepts]: Start accepts. Automaton has 178532 states and 237309 transitions. Word has length 1143 [2023-04-01 01:33:06,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 01:33:06,389 INFO L495 AbstractCegarLoop]: Abstraction has 178532 states and 237309 transitions. [2023-04-01 01:33:06,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 2 states have call successors, (123), 2 states have call predecessors, (123), 1 states have return successors, (117), 2 states have call predecessors, (117), 2 states have call successors, (117) [2023-04-01 01:33:06,389 INFO L276 IsEmpty]: Start isEmpty. Operand 178532 states and 237309 transitions. [2023-04-01 01:33:06,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1149 [2023-04-01 01:33:06,398 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:33:06,399 INFO L195 NwaCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 11, 11, 11, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:33:06,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-04-01 01:33:06,399 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:33:06,399 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:33:06,399 INFO L85 PathProgramCache]: Analyzing trace with hash 880227519, now seen corresponding path program 1 times [2023-04-01 01:33:06,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:33:06,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263809303] [2023-04-01 01:33:06,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:33:06,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:33:07,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:33:07,647 INFO L134 CoverageAnalysis]: Checked inductivity of 20809 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20809 trivial. 0 not checked. [2023-04-01 01:33:07,647 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:33:07,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263809303] [2023-04-01 01:33:07,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [263809303] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:33:07,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:33:07,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 01:33:07,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205907628] [2023-04-01 01:33:07,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:33:07,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 01:33:07,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:33:07,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 01:33:07,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:33:07,651 INFO L87 Difference]: Start difference. First operand 178532 states and 237309 transitions. Second operand has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 2 states have call successors, (121), 2 states have call predecessors, (121), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115)