/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/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 10:09:21,014 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 10:09:21,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 10:09:21,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 10:09:21,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 10:09:21,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 10:09:21,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 10:09:21,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 10:09:21,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 10:09:21,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 10:09:21,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 10:09:21,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 10:09:21,063 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 10:09:21,066 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 10:09:21,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 10:09:21,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 10:09:21,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 10:09:21,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 10:09:21,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 10:09:21,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 10:09:21,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 10:09:21,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 10:09:21,075 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 10:09:21,076 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 10:09:21,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 10:09:21,082 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 10:09:21,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 10:09:21,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 10:09:21,084 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 10:09:21,085 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 10:09:21,085 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 10:09:21,085 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 10:09:21,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 10:09:21,086 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 10:09:21,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 10:09:21,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 10:09:21,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 10:09:21,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 10:09:21,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 10:09:21,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 10:09:21,089 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 10:09:21,090 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-02 10:09:21,113 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 10:09:21,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 10:09:21,113 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 10:09:21,113 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 10:09:21,114 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 10:09:21,115 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 10:09:21,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 10:09:21,115 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 10:09:21,115 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 10:09:21,115 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 10:09:21,116 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 10:09:21,116 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 10:09:21,116 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 10:09:21,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 10:09:21,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 10:09:21,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 10:09:21,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 10:09:21,117 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 10:09:21,117 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 10:09:21,117 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 10:09:21,117 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 10:09:21,117 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 10:09:21,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 10:09:21,117 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 10:09:21,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 10:09:21,118 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 10:09:21,118 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 10:09:21,118 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 10:09:21,118 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 10:09:21,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 10:09:21,118 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 10:09:21,118 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 10:09:21,119 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 10:09:21,119 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 10:09:21,119 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 10:09:21,119 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 10:09:21,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 10:09:21,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 10:09:21,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 10:09:21,334 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 10:09:21,334 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 10:09:21,335 INFO L432 ainManager$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--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i [2023-04-02 10:09:22,522 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 10:09:22,896 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 10:09:22,896 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--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i [2023-04-02 10:09:22,923 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bbb1d073/866fd3f7b0f44e56b3265e1b81cee296/FLAGbb28a99af [2023-04-02 10:09:22,939 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bbb1d073/866fd3f7b0f44e56b3265e1b81cee296 [2023-04-02 10:09:22,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 10:09:22,943 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 10:09:22,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 10:09:22,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 10:09:22,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 10:09:22,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 10:09:22" (1/1) ... [2023-04-02 10:09:22,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1367af1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:09:22, skipping insertion in model container [2023-04-02 10:09:22,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 10:09:22" (1/1) ... [2023-04-02 10:09:22,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 10:09:23,026 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 10:09:24,151 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--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i[235755,235768] [2023-04-02 10:09:24,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 10:09:24,326 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 10:09:24,621 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--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i[235755,235768] [2023-04-02 10:09:24,631 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 10:09:24,675 WARN L667 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 10:09:24,679 INFO L208 MainTranslator]: Completed translation [2023-04-02 10:09:24,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:09:24 WrapperNode [2023-04-02 10:09:24,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 10:09:24,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 10:09:24,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 10:09:24,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 10:09:24,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:09:24" (1/1) ... [2023-04-02 10:09:24,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:09:24" (1/1) ... [2023-04-02 10:09:24,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:09:24" (1/1) ... [2023-04-02 10:09:24,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:09:24" (1/1) ... [2023-04-02 10:09:24,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:09:24" (1/1) ... [2023-04-02 10:09:24,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:09:24" (1/1) ... [2023-04-02 10:09:24,901 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:09:24" (1/1) ... [2023-04-02 10:09:24,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:09:24" (1/1) ... [2023-04-02 10:09:24,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 10:09:24,945 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 10:09:24,945 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 10:09:24,945 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 10:09:24,945 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:09:24" (1/1) ... [2023-04-02 10:09:24,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 10:09:24,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 10:09:24,970 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) [2023-04-02 10:09:24,988 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 [2023-04-02 10:09:25,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 10:09:25,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 10:09:25,001 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 10:09:25,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-04-02 10:09:25,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2023-04-02 10:09:25,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16s [2023-04-02 10:09:25,001 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-02 10:09:25,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-02 10:09:25,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-02 10:09:25,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-04-02 10:09:25,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-04-02 10:09:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-02 10:09:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-02 10:09:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-02 10:09:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-02 10:09:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-02 10:09:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-04-02 10:09:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-04-02 10:09:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-02 10:09:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-04-02 10:09:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-02 10:09:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-02 10:09:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-02 10:09:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-04-02 10:09:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-04-02 10:09:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2023-04-02 10:09:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2023-04-02 10:09:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2023-04-02 10:09:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-02 10:09:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-04-02 10:09:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2023-04-02 10:09:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-04-02 10:09:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2023-04-02 10:09:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_port_data [2023-04-02 10:09:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2023-04-02 10:09:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_data [2023-04-02 10:09:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2023-04-02 10:09:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_module_init [2023-04-02 10:09:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_module_exit [2023-04-02 10:09:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_startup [2023-04-02 10:09:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_release [2023-04-02 10:09:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_port_probe [2023-04-02 10:09:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_port_remove [2023-04-02 10:09:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_open [2023-04-02 10:09:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_close [2023-04-02 10:09:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write [2023-04-02 10:09:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_room [2023-04-02 10:09:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_chars_in_buffer [2023-04-02 10:09:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tx_empty [2023-04-02 10:09:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_throttle [2023-04-02 10:09:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_unthrottle [2023-04-02 10:09:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_ioctl [2023-04-02 10:09:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_termios [2023-04-02 10:09:25,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmget [2023-04-02 10:09:25,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmset [2023-04-02 10:09:25,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_break [2023-04-02 10:09:25,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_interrupt_callback [2023-04-02 10:09:25,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_in_callback [2023-04-02 10:09:25,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_out_callback [2023-04-02 10:09:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_recv [2023-04-02 10:09:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_send [2023-04-02 10:09:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_mcr [2023-04-02 10:09:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_get_lsr [2023-04-02 10:09:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_get_serial_info [2023-04-02 10:09:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_serial_info [2023-04-02 10:09:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_handle_new_msr [2023-04-02 10:09:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_stop_read [2023-04-02 10:09:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_restart_read [2023-04-02 10:09:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_command_out_sync [2023-04-02 10:09:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_command_in_sync [2023-04-02 10:09:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_byte [2023-04-02 10:09:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_do_download [2023-04-02 10:09:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_download_firmware [2023-04-02 10:09:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_1 [2023-04-02 10:09:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_2 [2023-04-02 10:09:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 10:09:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2023-04-02 10:09:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2023-04-02 10:09:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2023-04-02 10:09:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_8 [2023-04-02 10:09:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_9 [2023-04-02 10:09:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_10 [2023-04-02 10:09:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2023-04-02 10:09:25,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_12 [2023-04-02 10:09:25,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2023-04-02 10:09:25,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_14 [2023-04-02 10:09:25,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2023-04-02 10:09:25,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-02 10:09:25,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2023-04-02 10:09:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-02 10:09:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-02 10:09:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-02 10:09:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-02 10:09:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2023-04-02 10:09:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2023-04-02 10:09:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2023-04-02 10:09:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2023-04-02 10:09:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2023-04-02 10:09:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2023-04-02 10:09:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2023-04-02 10:09:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2023-04-02 10:09:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2023-04-02 10:09:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2023-04-02 10:09:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2023-04-02 10:09:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2023-04-02 10:09:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2023-04-02 10:09:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2023-04-02 10:09:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2023-04-02 10:09:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-04-02 10:09:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2023-04-02 10:09:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2023-04-02 10:09:25,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2023-04-02 10:09:25,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2023-04-02 10:09:25,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2023-04-02 10:09:25,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2023-04-02 10:09:25,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-04-02 10:09:25,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2023-04-02 10:09:25,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2023-04-02 10:09:25,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2023-04-02 10:09:25,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-04-02 10:09:25,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2023-04-02 10:09:25,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2023-04-02 10:09:25,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2023-04-02 10:09:25,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2023-04-02 10:09:25,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2023-04-02 10:09:25,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2023-04-02 10:09:25,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-02 10:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2023-04-02 10:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2023-04-02 10:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-04-02 10:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in [2023-04-02 10:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in_r [2023-04-02 10:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_max_r [2023-04-02 10:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2023-04-02 10:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __msecs_to_jiffies [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_1 [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_2 [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_1 [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_2 [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2023-04-02 10:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-02 10:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2023-04-02 10:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2023-04-02 10:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_encode_baud_rate [2023-04-02 10:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2023-04-02 10:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2023-04-02 10:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2023-04-02 10:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2023-04-02 10:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2023-04-02 10:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2023-04-02 10:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2023-04-02 10:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2023-04-02 10:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2023-04-02 10:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-04-02 10:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_set_configuration [2023-04-02 10:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-04-02 10:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2023-04-02 10:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister_drivers [2023-04-02 10:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_get_icount [2023-04-02 10:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_tiocmiwait [2023-04-02 10:09:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register_drivers [2023-04-02 10:09:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-04-02 10:09:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-02 10:09:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-02 10:09:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-02 10:09:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-02 10:09:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-04-02 10:09:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 10:09:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 10:09:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-02 10:09:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-02 10:09:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 10:09:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 10:09:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-02 10:09:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-04-02 10:09:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2023-04-02 10:09:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 10:09:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16s [2023-04-02 10:09:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 10:09:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-04-02 10:09:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2023-04-02 10:09:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_10 [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_8 [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-04-02 10:09:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_12 [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_14 [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_9 [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-02 10:09:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-04-02 10:09:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure __msecs_to_jiffies [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_1 [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_2 [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2023-04-02 10:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure tty_encode_baud_rate [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in_r [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_max_r [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-04-02 10:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_set_configuration [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_port_data [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_data [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register_drivers [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister_drivers [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_tiocmiwait [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_get_icount [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure ti_startup [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure ti_release [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure ti_port_probe [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure ti_port_remove [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure ti_open [2023-04-02 10:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure ti_close [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_room [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_chars_in_buffer [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tx_empty [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_throttle [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_unthrottle [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_ioctl [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_termios [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmget [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmset [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_break [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_interrupt_callback [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_in_callback [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_out_callback [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_recv [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_send [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_mcr [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_get_lsr [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_get_serial_info [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_serial_info [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_handle_new_msr [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_stop_read [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_restart_read [2023-04-02 10:09:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ti_command_out_sync [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ti_command_in_sync [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_byte [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ti_download_firmware [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_module_init [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_module_exit [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ti_do_download [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_2 [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_1 [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_2 [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2023-04-02 10:09:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2023-04-02 10:09:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_td_open_close_lock_of_ti_device [2023-04-02 10:09:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-02 10:09:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 10:09:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 10:09:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 10:09:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-02 10:09:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 10:09:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-02 10:09:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-02 10:09:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-02 10:09:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-02 10:09:25,518 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 10:09:25,521 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 10:09:25,757 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-02 10:09:29,154 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 10:09:29,171 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 10:09:29,172 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-02 10:09:29,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 10:09:29 BoogieIcfgContainer [2023-04-02 10:09:29,175 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 10:09:29,177 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 10:09:29,177 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 10:09:29,179 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 10:09:29,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 10:09:22" (1/3) ... [2023-04-02 10:09:29,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c3d06a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 10:09:29, skipping insertion in model container [2023-04-02 10:09:29,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:09:24" (2/3) ... [2023-04-02 10:09:29,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c3d06a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 10:09:29, skipping insertion in model container [2023-04-02 10:09:29,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 10:09:29" (3/3) ... [2023-04-02 10:09:29,181 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i [2023-04-02 10:09:29,193 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 10:09:29,193 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 10:09:29,256 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 10:09:29,260 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=PETRI_NET, 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;@5728d8e8, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 10:09:29,260 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 10:09:29,268 INFO L276 IsEmpty]: Start isEmpty. Operand has 2180 states, 1449 states have (on average 1.3947550034506557) internal successors, (2021), 1528 states have internal predecessors, (2021), 543 states have call successors, (543), 141 states have call predecessors, (543), 140 states have return successors, (538), 529 states have call predecessors, (538), 538 states have call successors, (538) [2023-04-02 10:09:29,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2023-04-02 10:09:29,282 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:09:29,283 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:09:29,283 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:09:29,286 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:09:29,287 INFO L85 PathProgramCache]: Analyzing trace with hash 785498219, now seen corresponding path program 1 times [2023-04-02 10:09:29,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:09:29,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102980304] [2023-04-02 10:09:29,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:09:29,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:09:29,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:09:30,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:09:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:09:30,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:09:30,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:09:30,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:09:30,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:09:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:09:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:09:30,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:09:30,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:09:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:09:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:09:30,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:09:30,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-04-02 10:09:30,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-04-02 10:09:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-04-02 10:09:30,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-04-02 10:09:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-04-02 10:09:30,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-04-02 10:09:30,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-04-02 10:09:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-04-02 10:09:30,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2023-04-02 10:09:30,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2023-04-02 10:09:30,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-04-02 10:09:30,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-04-02 10:09:30,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-04-02 10:09:30,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2023-04-02 10:09:30,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:30,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-04-02 10:09:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:09:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:30,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1029 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1029 trivial. 0 not checked. [2023-04-02 10:09:30,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:09:30,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102980304] [2023-04-02 10:09:30,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102980304] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:09:30,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:09:30,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-02 10:09:30,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761375710] [2023-04-02 10:09:30,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:09:30,700 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-02 10:09:30,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:09:30,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-02 10:09:30,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-02 10:09:30,732 INFO L87 Difference]: Start difference. First operand has 2180 states, 1449 states have (on average 1.3947550034506557) internal successors, (2021), 1528 states have internal predecessors, (2021), 543 states have call successors, (543), 141 states have call predecessors, (543), 140 states have return successors, (538), 529 states have call predecessors, (538), 538 states have call successors, (538) Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (30), 6 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-02 10:09:47,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:09:47,138 INFO L93 Difference]: Finished difference Result 4137 states and 6280 transitions. [2023-04-02 10:09:47,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-02 10:09:47,140 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (30), 6 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 277 [2023-04-02 10:09:47,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:09:47,162 INFO L225 Difference]: With dead ends: 4137 [2023-04-02 10:09:47,163 INFO L226 Difference]: Without dead ends: 2173 [2023-04-02 10:09:47,181 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2023-04-02 10:09:47,184 INFO L413 NwaCegarLoop]: 992 mSDtfsCounter, 2494 mSDsluCounter, 1737 mSDsCounter, 0 mSdLazyCounter, 6633 mSolverCounterSat, 1819 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2727 SdHoareTripleChecker+Valid, 2729 SdHoareTripleChecker+Invalid, 8452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1819 IncrementalHoareTripleChecker+Valid, 6633 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.2s IncrementalHoareTripleChecker+Time [2023-04-02 10:09:47,184 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2727 Valid, 2729 Invalid, 8452 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1819 Valid, 6633 Invalid, 0 Unknown, 0 Unchecked, 15.2s Time] [2023-04-02 10:09:47,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2173 states. [2023-04-02 10:09:47,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2173 to 1945. [2023-04-02 10:09:47,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1945 states, 1310 states have (on average 1.3992366412213741) internal successors, (1833), 1378 states have internal predecessors, (1833), 503 states have call successors, (503), 134 states have call predecessors, (503), 131 states have return successors, (495), 486 states have call predecessors, (495), 495 states have call successors, (495) [2023-04-02 10:09:47,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1945 states and 2831 transitions. [2023-04-02 10:09:47,581 INFO L78 Accepts]: Start accepts. Automaton has 1945 states and 2831 transitions. Word has length 277 [2023-04-02 10:09:47,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:09:47,583 INFO L495 AbstractCegarLoop]: Abstraction has 1945 states and 2831 transitions. [2023-04-02 10:09:47,583 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (30), 6 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-02 10:09:47,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 2831 transitions. [2023-04-02 10:09:47,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2023-04-02 10:09:47,591 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:09:47,591 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:09:47,592 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 10:09:47,593 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:09:47,594 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:09:47,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1667427295, now seen corresponding path program 1 times [2023-04-02 10:09:47,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:09:47,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144193023] [2023-04-02 10:09:47,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:09:47,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:09:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:09:48,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:09:48,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:09:48,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:09:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:09:48,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:09:48,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:09:48,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:09:48,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:09:48,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:09:48,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:09:48,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:09:48,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:09:48,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:09:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-04-02 10:09:48,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-04-02 10:09:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-04-02 10:09:48,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-04-02 10:09:48,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-04-02 10:09:48,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-04-02 10:09:48,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-04-02 10:09:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-04-02 10:09:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2023-04-02 10:09:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2023-04-02 10:09:48,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-04-02 10:09:48,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-04-02 10:09:48,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-04-02 10:09:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2023-04-02 10:09:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:09:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-04-02 10:09:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:09:48,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:09:48,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1029 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1029 trivial. 0 not checked. [2023-04-02 10:09:48,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:09:48,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144193023] [2023-04-02 10:09:48,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144193023] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:09:48,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:09:48,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 10:09:48,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811458300] [2023-04-02 10:09:48,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:09:48,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 10:09:48,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:09:48,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 10:09:48,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-02 10:09:48,684 INFO L87 Difference]: Start difference. First operand 1945 states and 2831 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-02 10:10:10,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:10:10,854 INFO L93 Difference]: Finished difference Result 6116 states and 9127 transitions. [2023-04-02 10:10:10,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 10:10:10,854 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 277 [2023-04-02 10:10:10,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:10:10,874 INFO L225 Difference]: With dead ends: 6116 [2023-04-02 10:10:10,874 INFO L226 Difference]: Without dead ends: 4225 [2023-04-02 10:10:10,881 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2023-04-02 10:10:10,885 INFO L413 NwaCegarLoop]: 808 mSDtfsCounter, 8039 mSDsluCounter, 1381 mSDsCounter, 0 mSdLazyCounter, 6663 mSolverCounterSat, 5682 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8551 SdHoareTripleChecker+Valid, 2189 SdHoareTripleChecker+Invalid, 12345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5682 IncrementalHoareTripleChecker+Valid, 6663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.4s IncrementalHoareTripleChecker+Time [2023-04-02 10:10:10,885 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8551 Valid, 2189 Invalid, 12345 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5682 Valid, 6663 Invalid, 0 Unknown, 0 Unchecked, 20.4s Time] [2023-04-02 10:10:10,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4225 states. [2023-04-02 10:10:11,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4225 to 3768. [2023-04-02 10:10:11,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3768 states, 2557 states have (on average 1.4059444661712945) internal successors, (3595), 2687 states have internal predecessors, (3595), 959 states have call successors, (959), 254 states have call predecessors, (959), 251 states have return successors, (951), 933 states have call predecessors, (951), 951 states have call successors, (951) [2023-04-02 10:10:11,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3768 states to 3768 states and 5505 transitions. [2023-04-02 10:10:11,492 INFO L78 Accepts]: Start accepts. Automaton has 3768 states and 5505 transitions. Word has length 277 [2023-04-02 10:10:11,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:10:11,493 INFO L495 AbstractCegarLoop]: Abstraction has 3768 states and 5505 transitions. [2023-04-02 10:10:11,493 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-02 10:10:11,494 INFO L276 IsEmpty]: Start isEmpty. Operand 3768 states and 5505 transitions. [2023-04-02 10:10:11,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2023-04-02 10:10:11,497 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:10:11,498 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:10:11,498 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 10:10:11,498 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:10:11,498 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:10:11,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1384000931, now seen corresponding path program 1 times [2023-04-02 10:10:11,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:10:11,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086526607] [2023-04-02 10:10:11,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:10:11,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:10:11,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:11,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:10:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:12,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:10:12,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:12,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:10:12,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:10:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:10:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:12,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:10:12,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:10:12,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-04-02 10:10:12,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-04-02 10:10:12,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-04-02 10:10:12,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-04-02 10:10:12,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-04-02 10:10:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-04-02 10:10:12,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-04-02 10:10:12,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-04-02 10:10:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2023-04-02 10:10:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2023-04-02 10:10:12,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-04-02 10:10:12,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-04-02 10:10:12,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-04-02 10:10:12,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2023-04-02 10:10:12,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2023-04-02 10:10:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:12,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:12,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1029 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1029 trivial. 0 not checked. [2023-04-02 10:10:12,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:10:12,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086526607] [2023-04-02 10:10:12,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086526607] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:10:12,440 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:10:12,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 10:10:12,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026798021] [2023-04-02 10:10:12,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:10:12,440 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 10:10:12,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:10:12,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 10:10:12,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-02 10:10:12,441 INFO L87 Difference]: Start difference. First operand 3768 states and 5505 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (30), 7 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-02 10:10:28,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:10:28,122 INFO L93 Difference]: Finished difference Result 4223 states and 6365 transitions. [2023-04-02 10:10:28,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 10:10:28,129 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (30), 7 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 281 [2023-04-02 10:10:28,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:10:28,146 INFO L225 Difference]: With dead ends: 4223 [2023-04-02 10:10:28,146 INFO L226 Difference]: Without dead ends: 4220 [2023-04-02 10:10:28,147 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2023-04-02 10:10:28,148 INFO L413 NwaCegarLoop]: 823 mSDtfsCounter, 4457 mSDsluCounter, 1757 mSDsCounter, 0 mSdLazyCounter, 6802 mSolverCounterSat, 2811 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4741 SdHoareTripleChecker+Valid, 2580 SdHoareTripleChecker+Invalid, 9613 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2811 IncrementalHoareTripleChecker+Valid, 6802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2023-04-02 10:10:28,148 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4741 Valid, 2580 Invalid, 9613 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2811 Valid, 6802 Invalid, 0 Unknown, 0 Unchecked, 14.2s Time] [2023-04-02 10:10:28,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4220 states. [2023-04-02 10:10:28,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4220 to 3767. [2023-04-02 10:10:28,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3767 states, 2557 states have (on average 1.4055533828705515) internal successors, (3594), 2686 states have internal predecessors, (3594), 958 states have call successors, (958), 254 states have call predecessors, (958), 251 states have return successors, (951), 933 states have call predecessors, (951), 951 states have call successors, (951) [2023-04-02 10:10:28,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3767 states and 5503 transitions. [2023-04-02 10:10:28,755 INFO L78 Accepts]: Start accepts. Automaton has 3767 states and 5503 transitions. Word has length 281 [2023-04-02 10:10:28,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:10:28,755 INFO L495 AbstractCegarLoop]: Abstraction has 3767 states and 5503 transitions. [2023-04-02 10:10:28,756 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (30), 7 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-02 10:10:28,756 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 5503 transitions. [2023-04-02 10:10:28,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2023-04-02 10:10:28,758 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:10:28,759 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:10:28,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 10:10:28,759 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:10:28,759 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:10:28,759 INFO L85 PathProgramCache]: Analyzing trace with hash -46548201, now seen corresponding path program 1 times [2023-04-02 10:10:28,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:10:28,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971717963] [2023-04-02 10:10:28,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:10:28,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:10:28,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:10:29,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:29,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:29,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:10:29,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:29,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:10:29,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:29,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:10:29,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:29,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:10:29,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:10:29,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:29,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:10:29,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-04-02 10:10:29,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-04-02 10:10:29,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-04-02 10:10:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-04-02 10:10:29,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-04-02 10:10:29,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-04-02 10:10:29,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-04-02 10:10:29,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-04-02 10:10:29,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2023-04-02 10:10:29,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2023-04-02 10:10:29,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-04-02 10:10:29,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-04-02 10:10:29,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-04-02 10:10:29,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2023-04-02 10:10:29,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2023-04-02 10:10:29,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:29,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:29,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1029 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1029 trivial. 0 not checked. [2023-04-02 10:10:29,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:10:29,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971717963] [2023-04-02 10:10:29,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971717963] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:10:29,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:10:29,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 10:10:29,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5533271] [2023-04-02 10:10:29,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:10:29,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 10:10:29,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:10:29,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 10:10:29,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-02 10:10:29,670 INFO L87 Difference]: Start difference. First operand 3767 states and 5503 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (30), 7 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-02 10:10:43,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:10:43,019 INFO L93 Difference]: Finished difference Result 4222 states and 6363 transitions. [2023-04-02 10:10:43,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 10:10:43,019 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (30), 7 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 282 [2023-04-02 10:10:43,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:10:43,036 INFO L225 Difference]: With dead ends: 4222 [2023-04-02 10:10:43,036 INFO L226 Difference]: Without dead ends: 4219 [2023-04-02 10:10:43,037 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2023-04-02 10:10:43,038 INFO L413 NwaCegarLoop]: 827 mSDtfsCounter, 5087 mSDsluCounter, 592 mSDsCounter, 0 mSdLazyCounter, 4517 mSolverCounterSat, 3448 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5372 SdHoareTripleChecker+Valid, 1419 SdHoareTripleChecker+Invalid, 7965 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3448 IncrementalHoareTripleChecker+Valid, 4517 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2023-04-02 10:10:43,038 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5372 Valid, 1419 Invalid, 7965 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3448 Valid, 4517 Invalid, 0 Unknown, 0 Unchecked, 11.9s Time] [2023-04-02 10:10:43,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4219 states. [2023-04-02 10:10:43,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4219 to 3766. [2023-04-02 10:10:43,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3766 states, 2557 states have (on average 1.4051622995698083) internal successors, (3593), 2685 states have internal predecessors, (3593), 957 states have call successors, (957), 254 states have call predecessors, (957), 251 states have return successors, (951), 933 states have call predecessors, (951), 951 states have call successors, (951) [2023-04-02 10:10:43,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 3766 states and 5501 transitions. [2023-04-02 10:10:43,667 INFO L78 Accepts]: Start accepts. Automaton has 3766 states and 5501 transitions. Word has length 282 [2023-04-02 10:10:43,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:10:43,668 INFO L495 AbstractCegarLoop]: Abstraction has 3766 states and 5501 transitions. [2023-04-02 10:10:43,668 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (30), 7 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-02 10:10:43,668 INFO L276 IsEmpty]: Start isEmpty. Operand 3766 states and 5501 transitions. [2023-04-02 10:10:43,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2023-04-02 10:10:43,671 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:10:43,671 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:10:43,671 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 10:10:43,671 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:10:43,671 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:10:43,671 INFO L85 PathProgramCache]: Analyzing trace with hash -1443893466, now seen corresponding path program 1 times [2023-04-02 10:10:43,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:10:43,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937536095] [2023-04-02 10:10:43,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:10:43,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:10:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:10:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:44,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:44,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:10:44,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:44,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:10:44,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:44,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:10:44,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:44,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:10:44,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:10:44,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:44,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:10:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-04-02 10:10:44,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-04-02 10:10:44,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-04-02 10:10:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-04-02 10:10:44,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-04-02 10:10:44,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-04-02 10:10:44,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-04-02 10:10:44,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-04-02 10:10:44,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2023-04-02 10:10:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2023-04-02 10:10:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-04-02 10:10:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-04-02 10:10:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-04-02 10:10:44,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2023-04-02 10:10:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2023-04-02 10:10:44,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:44,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:44,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1029 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1029 trivial. 0 not checked. [2023-04-02 10:10:44,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:10:44,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937536095] [2023-04-02 10:10:44,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937536095] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:10:44,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:10:44,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 10:10:44,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420013159] [2023-04-02 10:10:44,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:10:44,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 10:10:44,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:10:44,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 10:10:44,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-02 10:10:44,631 INFO L87 Difference]: Start difference. First operand 3766 states and 5501 transitions. Second operand has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (30), 7 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-02 10:10:58,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:10:58,030 INFO L93 Difference]: Finished difference Result 4221 states and 6361 transitions. [2023-04-02 10:10:58,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 10:10:58,031 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (30), 7 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 283 [2023-04-02 10:10:58,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:10:58,055 INFO L225 Difference]: With dead ends: 4221 [2023-04-02 10:10:58,055 INFO L226 Difference]: Without dead ends: 4218 [2023-04-02 10:10:58,057 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2023-04-02 10:10:58,058 INFO L413 NwaCegarLoop]: 836 mSDtfsCounter, 5078 mSDsluCounter, 596 mSDsCounter, 0 mSdLazyCounter, 4518 mSolverCounterSat, 3421 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5363 SdHoareTripleChecker+Valid, 1432 SdHoareTripleChecker+Invalid, 7939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3421 IncrementalHoareTripleChecker+Valid, 4518 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2023-04-02 10:10:58,058 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5363 Valid, 1432 Invalid, 7939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3421 Valid, 4518 Invalid, 0 Unknown, 0 Unchecked, 11.9s Time] [2023-04-02 10:10:58,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4218 states. [2023-04-02 10:10:58,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4218 to 3765. [2023-04-02 10:10:58,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3765 states, 2557 states have (on average 1.4047712162690653) internal successors, (3592), 2684 states have internal predecessors, (3592), 956 states have call successors, (956), 254 states have call predecessors, (956), 251 states have return successors, (951), 933 states have call predecessors, (951), 951 states have call successors, (951) [2023-04-02 10:10:58,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3765 states to 3765 states and 5499 transitions. [2023-04-02 10:10:58,684 INFO L78 Accepts]: Start accepts. Automaton has 3765 states and 5499 transitions. Word has length 283 [2023-04-02 10:10:58,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:10:58,685 INFO L495 AbstractCegarLoop]: Abstraction has 3765 states and 5499 transitions. [2023-04-02 10:10:58,685 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (30), 7 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-02 10:10:58,685 INFO L276 IsEmpty]: Start isEmpty. Operand 3765 states and 5499 transitions. [2023-04-02 10:10:58,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2023-04-02 10:10:58,692 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:10:58,692 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:10:58,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-02 10:10:58,692 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:10:58,692 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:10:58,692 INFO L85 PathProgramCache]: Analyzing trace with hash -1811918854, now seen corresponding path program 1 times [2023-04-02 10:10:58,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:10:58,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047784632] [2023-04-02 10:10:58,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:10:58,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:10:58,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:10:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:59,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:59,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:10:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:59,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:10:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:59,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:10:59,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:10:59,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:59,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:10:59,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:10:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:10:59,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-04-02 10:10:59,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-04-02 10:10:59,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-04-02 10:10:59,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-04-02 10:10:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-04-02 10:10:59,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-04-02 10:10:59,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-04-02 10:10:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-04-02 10:10:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2023-04-02 10:10:59,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2023-04-02 10:10:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-04-02 10:10:59,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-04-02 10:10:59,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-04-02 10:10:59,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2023-04-02 10:10:59,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2023-04-02 10:10:59,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:10:59,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:10:59,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1029 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1029 trivial. 0 not checked. [2023-04-02 10:10:59,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:10:59,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047784632] [2023-04-02 10:10:59,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047784632] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:10:59,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:10:59,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 10:10:59,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562830490] [2023-04-02 10:10:59,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:10:59,675 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 10:10:59,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:10:59,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 10:10:59,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-02 10:10:59,676 INFO L87 Difference]: Start difference. First operand 3765 states and 5499 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (30), 7 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-02 10:11:21,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:11:21,670 INFO L93 Difference]: Finished difference Result 11614 states and 17356 transitions. [2023-04-02 10:11:21,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-04-02 10:11:21,672 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (30), 7 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 284 [2023-04-02 10:11:21,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:11:21,705 INFO L225 Difference]: With dead ends: 11614 [2023-04-02 10:11:21,705 INFO L226 Difference]: Without dead ends: 7890 [2023-04-02 10:11:21,718 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2023-04-02 10:11:21,719 INFO L413 NwaCegarLoop]: 915 mSDtfsCounter, 6976 mSDsluCounter, 2106 mSDsCounter, 0 mSdLazyCounter, 8071 mSolverCounterSat, 4370 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7383 SdHoareTripleChecker+Valid, 3021 SdHoareTripleChecker+Invalid, 12441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4370 IncrementalHoareTripleChecker+Valid, 8071 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.7s IncrementalHoareTripleChecker+Time [2023-04-02 10:11:21,719 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7383 Valid, 3021 Invalid, 12441 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4370 Valid, 8071 Invalid, 0 Unknown, 0 Unchecked, 19.7s Time] [2023-04-02 10:11:21,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7890 states. [2023-04-02 10:11:22,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7890 to 7412. [2023-04-02 10:11:22,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7412 states, 5050 states have (on average 1.4079207920792078) internal successors, (7110), 5307 states have internal predecessors, (7110), 1868 states have call successors, (1868), 493 states have call predecessors, (1868), 493 states have return successors, (1903), 1820 states have call predecessors, (1903), 1859 states have call successors, (1903) [2023-04-02 10:11:22,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7412 states to 7412 states and 10881 transitions. [2023-04-02 10:11:22,963 INFO L78 Accepts]: Start accepts. Automaton has 7412 states and 10881 transitions. Word has length 284 [2023-04-02 10:11:22,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:11:22,964 INFO L495 AbstractCegarLoop]: Abstraction has 7412 states and 10881 transitions. [2023-04-02 10:11:22,965 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (30), 7 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-02 10:11:22,965 INFO L276 IsEmpty]: Start isEmpty. Operand 7412 states and 10881 transitions. [2023-04-02 10:11:22,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2023-04-02 10:11:22,974 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:11:22,974 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:11:22,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-02 10:11:22,974 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:11:22,975 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:11:22,975 INFO L85 PathProgramCache]: Analyzing trace with hash 1667651485, now seen corresponding path program 1 times [2023-04-02 10:11:22,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:11:22,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026683576] [2023-04-02 10:11:22,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:11:22,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:11:23,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:11:23,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:11:23,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:11:23,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:11:23,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:11:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:11:23,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:11:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:11:23,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:11:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:11:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:11:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:11:23,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:11:23,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:11:23,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-04-02 10:11:23,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-04-02 10:11:23,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-04-02 10:11:23,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-04-02 10:11:23,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-04-02 10:11:23,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-04-02 10:11:23,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-04-02 10:11:23,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-04-02 10:11:23,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2023-04-02 10:11:23,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2023-04-02 10:11:23,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-04-02 10:11:23,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-04-02 10:11:23,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-04-02 10:11:23,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2023-04-02 10:11:23,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2023-04-02 10:11:23,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-04-02 10:11:23,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:23,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:11:23,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 10:11:23,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2023-04-02 10:11:23,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2023-04-02 10:11:23,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:23,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1029 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1029 trivial. 0 not checked. [2023-04-02 10:11:23,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:11:23,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026683576] [2023-04-02 10:11:23,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026683576] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:11:23,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:11:23,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 10:11:23,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80766464] [2023-04-02 10:11:23,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:11:23,734 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 10:11:23,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:11:23,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 10:11:23,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-02 10:11:23,735 INFO L87 Difference]: Start difference. First operand 7412 states and 10881 transitions. Second operand has 8 states, 8 states have (on average 11.0) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (38), 7 states have call predecessors, (38), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-04-02 10:11:50,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:11:50,552 INFO L93 Difference]: Finished difference Result 23536 states and 35421 transitions. [2023-04-02 10:11:50,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-04-02 10:11:50,552 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.0) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (38), 7 states have call predecessors, (38), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 328 [2023-04-02 10:11:50,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:11:50,606 INFO L225 Difference]: With dead ends: 23536 [2023-04-02 10:11:50,607 INFO L226 Difference]: Without dead ends: 16178 [2023-04-02 10:11:50,633 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2023-04-02 10:11:50,634 INFO L413 NwaCegarLoop]: 922 mSDtfsCounter, 7688 mSDsluCounter, 3255 mSDsCounter, 0 mSdLazyCounter, 9697 mSolverCounterSat, 5148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8295 SdHoareTripleChecker+Valid, 4177 SdHoareTripleChecker+Invalid, 14845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5148 IncrementalHoareTripleChecker+Valid, 9697 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.1s IncrementalHoareTripleChecker+Time [2023-04-02 10:11:50,634 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8295 Valid, 4177 Invalid, 14845 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5148 Valid, 9697 Invalid, 0 Unknown, 0 Unchecked, 23.1s Time] [2023-04-02 10:11:50,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16178 states. [2023-04-02 10:11:53,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16178 to 13670. [2023-04-02 10:11:53,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13670 states, 9314 states have (on average 1.3993987545630233) internal successors, (13034), 9825 states have internal predecessors, (13034), 3388 states have call successors, (3388), 961 states have call predecessors, (3388), 967 states have return successors, (3453), 3298 states have call predecessors, (3453), 3379 states have call successors, (3453) [2023-04-02 10:11:53,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13670 states to 13670 states and 19875 transitions. [2023-04-02 10:11:53,119 INFO L78 Accepts]: Start accepts. Automaton has 13670 states and 19875 transitions. Word has length 328 [2023-04-02 10:11:53,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:11:53,120 INFO L495 AbstractCegarLoop]: Abstraction has 13670 states and 19875 transitions. [2023-04-02 10:11:53,120 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.0) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (38), 7 states have call predecessors, (38), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-04-02 10:11:53,120 INFO L276 IsEmpty]: Start isEmpty. Operand 13670 states and 19875 transitions. [2023-04-02 10:11:53,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2023-04-02 10:11:53,125 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:11:53,126 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:11:53,126 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-04-02 10:11:53,126 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:11:53,126 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:11:53,126 INFO L85 PathProgramCache]: Analyzing trace with hash -1527928673, now seen corresponding path program 1 times [2023-04-02 10:11:53,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:11:53,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042678052] [2023-04-02 10:11:53,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:11:53,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:11:53,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:11:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:11:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:11:53,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:11:53,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:11:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:11:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:11:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:11:53,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:11:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:11:53,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:11:53,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:11:53,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:11:53,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:11:53,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-04-02 10:11:53,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-04-02 10:11:53,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-04-02 10:11:53,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-04-02 10:11:53,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-04-02 10:11:53,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-04-02 10:11:53,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-04-02 10:11:53,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-04-02 10:11:53,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2023-04-02 10:11:53,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2023-04-02 10:11:53,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-04-02 10:11:53,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-04-02 10:11:53,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-04-02 10:11:53,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2023-04-02 10:11:53,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-04-02 10:11:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2023-04-02 10:11:53,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:11:53,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:11:53,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 10:11:53,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2023-04-02 10:11:53,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2023-04-02 10:11:53,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:11:53,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1029 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1029 trivial. 0 not checked. [2023-04-02 10:11:53,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:11:53,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042678052] [2023-04-02 10:11:53,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042678052] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:11:53,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:11:53,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 10:11:53,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373666567] [2023-04-02 10:11:53,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:11:53,923 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 10:11:53,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:11:53,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 10:11:53,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-02 10:11:53,923 INFO L87 Difference]: Start difference. First operand 13670 states and 19875 transitions. Second operand has 8 states, 8 states have (on average 10.75) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (38), 7 states have call predecessors, (38), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-04-02 10:12:22,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:12:22,067 INFO L93 Difference]: Finished difference Result 37199 states and 55400 transitions. [2023-04-02 10:12:22,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-04-02 10:12:22,068 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (38), 7 states have call predecessors, (38), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 326 [2023-04-02 10:12:22,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:12:22,146 INFO L225 Difference]: With dead ends: 37199 [2023-04-02 10:12:22,146 INFO L226 Difference]: Without dead ends: 23593 [2023-04-02 10:12:22,181 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2023-04-02 10:12:22,181 INFO L413 NwaCegarLoop]: 1145 mSDtfsCounter, 8251 mSDsluCounter, 3264 mSDsCounter, 0 mSdLazyCounter, 10539 mSolverCounterSat, 5282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8857 SdHoareTripleChecker+Valid, 4409 SdHoareTripleChecker+Invalid, 15821 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5282 IncrementalHoareTripleChecker+Valid, 10539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.7s IncrementalHoareTripleChecker+Time [2023-04-02 10:12:22,181 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8857 Valid, 4409 Invalid, 15821 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5282 Valid, 10539 Invalid, 0 Unknown, 0 Unchecked, 22.7s Time] [2023-04-02 10:12:22,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23593 states. [2023-04-02 10:12:25,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23593 to 20054. [2023-04-02 10:12:25,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20054 states, 13678 states have (on average 1.3954525515426233) internal successors, (19087), 14445 states have internal predecessors, (19087), 4924 states have call successors, (4924), 1439 states have call predecessors, (4924), 1451 states have return successors, (5019), 4790 states have call predecessors, (5019), 4915 states have call successors, (5019) [2023-04-02 10:12:25,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20054 states to 20054 states and 29030 transitions. [2023-04-02 10:12:25,910 INFO L78 Accepts]: Start accepts. Automaton has 20054 states and 29030 transitions. Word has length 326 [2023-04-02 10:12:25,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:12:25,912 INFO L495 AbstractCegarLoop]: Abstraction has 20054 states and 29030 transitions. [2023-04-02 10:12:25,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (38), 7 states have call predecessors, (38), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-04-02 10:12:25,912 INFO L276 IsEmpty]: Start isEmpty. Operand 20054 states and 29030 transitions. [2023-04-02 10:12:25,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2023-04-02 10:12:25,937 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:12:25,938 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 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] [2023-04-02 10:12:25,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-04-02 10:12:25,938 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:12:25,938 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:12:25,938 INFO L85 PathProgramCache]: Analyzing trace with hash -691286084, now seen corresponding path program 1 times [2023-04-02 10:12:25,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:12:25,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050983097] [2023-04-02 10:12:25,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:12:25,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:12:26,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:12:26,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:12:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:12:26,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:12:26,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:12:26,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:12:26,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:12:26,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:12:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:12:26,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:12:26,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:12:26,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:12:26,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:12:26,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:12:26,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-04-02 10:12:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-04-02 10:12:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-04-02 10:12:26,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-04-02 10:12:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-04-02 10:12:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-04-02 10:12:26,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-04-02 10:12:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-04-02 10:12:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2023-04-02 10:12:26,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2023-04-02 10:12:26,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-04-02 10:12:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-04-02 10:12:26,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-04-02 10:12:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2023-04-02 10:12:26,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2023-04-02 10:12:26,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2023-04-02 10:12:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:12:26,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-04-02 10:12:26,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:12:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 10:12:26,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:12:26,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-04-02 10:12:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:12:26,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2023-04-02 10:12:26,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:12:26,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-04-02 10:12:26,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:12:26,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 10:12:26,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:12:26,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-04-02 10:12:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:12:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-04-02 10:12:26,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:26,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:26,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:27,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2023-04-02 10:12:27,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:27,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:12:27,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:27,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:12:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:27,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 10:12:27,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:27,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2023-04-02 10:12:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:27,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2023-04-02 10:12:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:12:27,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2095 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2093 trivial. 0 not checked. [2023-04-02 10:12:27,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:12:27,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050983097] [2023-04-02 10:12:27,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050983097] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:12:27,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:12:27,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-02 10:12:27,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123056797] [2023-04-02 10:12:27,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:12:27,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-02 10:12:27,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:12:27,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-02 10:12:27,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-04-02 10:12:27,021 INFO L87 Difference]: Start difference. First operand 20054 states and 29030 transitions. Second operand has 10 states, 10 states have (on average 11.4) internal successors, (114), 3 states have internal predecessors, (114), 3 states have call successors, (50), 9 states have call predecessors, (50), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2023-04-02 10:13:00,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:13:00,533 INFO L93 Difference]: Finished difference Result 55756 states and 82692 transitions. [2023-04-02 10:13:00,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-04-02 10:13:00,533 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.4) internal successors, (114), 3 states have internal predecessors, (114), 3 states have call successors, (50), 9 states have call predecessors, (50), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) Word has length 482 [2023-04-02 10:13:00,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:13:00,649 INFO L225 Difference]: With dead ends: 55756 [2023-04-02 10:13:00,649 INFO L226 Difference]: Without dead ends: 35774 [2023-04-02 10:13:00,700 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=111, Invalid=269, Unknown=0, NotChecked=0, Total=380 [2023-04-02 10:13:00,702 INFO L413 NwaCegarLoop]: 758 mSDtfsCounter, 11282 mSDsluCounter, 3290 mSDsCounter, 0 mSdLazyCounter, 11309 mSolverCounterSat, 8745 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11909 SdHoareTripleChecker+Valid, 4048 SdHoareTripleChecker+Invalid, 20054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8745 IncrementalHoareTripleChecker+Valid, 11309 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.7s IncrementalHoareTripleChecker+Time [2023-04-02 10:13:00,702 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11909 Valid, 4048 Invalid, 20054 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8745 Valid, 11309 Invalid, 0 Unknown, 0 Unchecked, 25.7s Time] [2023-04-02 10:13:00,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35774 states. [2023-04-02 10:13:06,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35774 to 30518. [2023-04-02 10:13:06,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30518 states, 21104 states have (on average 1.3840504169825625) internal successors, (29209), 22239 states have internal predecessors, (29209), 7152 states have call successors, (7152), 2243 states have call predecessors, (7152), 2261 states have return successors, (7277), 6970 states have call predecessors, (7277), 7143 states have call successors, (7277) [2023-04-02 10:13:06,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30518 states to 30518 states and 43638 transitions. [2023-04-02 10:13:06,508 INFO L78 Accepts]: Start accepts. Automaton has 30518 states and 43638 transitions. Word has length 482 [2023-04-02 10:13:06,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:13:06,509 INFO L495 AbstractCegarLoop]: Abstraction has 30518 states and 43638 transitions. [2023-04-02 10:13:06,509 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.4) internal successors, (114), 3 states have internal predecessors, (114), 3 states have call successors, (50), 9 states have call predecessors, (50), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2023-04-02 10:13:06,509 INFO L276 IsEmpty]: Start isEmpty. Operand 30518 states and 43638 transitions. [2023-04-02 10:13:06,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2023-04-02 10:13:06,524 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:13:06,524 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 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] [2023-04-02 10:13:06,525 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-04-02 10:13:06,525 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:13:06,525 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:13:06,525 INFO L85 PathProgramCache]: Analyzing trace with hash -1772672134, now seen corresponding path program 1 times [2023-04-02 10:13:06,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:13:06,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769064867] [2023-04-02 10:13:06,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:13:06,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:13:06,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:13:07,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:13:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:13:07,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:13:07,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:13:07,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:13:07,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:13:07,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:13:07,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:13:07,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:13:07,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:13:07,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:13:07,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:13:07,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:13:07,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-04-02 10:13:07,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-04-02 10:13:07,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-04-02 10:13:07,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-04-02 10:13:07,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-04-02 10:13:07,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-04-02 10:13:07,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-04-02 10:13:07,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-04-02 10:13:07,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2023-04-02 10:13:07,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2023-04-02 10:13:07,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-04-02 10:13:07,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-04-02 10:13:07,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-04-02 10:13:07,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2023-04-02 10:13:07,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2023-04-02 10:13:07,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2023-04-02 10:13:07,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:13:07,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-04-02 10:13:07,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:13:07,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 10:13:07,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:13:07,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-04-02 10:13:07,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:13:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2023-04-02 10:13:07,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:13:07,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-04-02 10:13:07,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:13:07,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 10:13:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:13:07,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-04-02 10:13:07,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:13:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2023-04-02 10:13:07,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2023-04-02 10:13:07,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:13:07,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:13:07,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 10:13:07,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2023-04-02 10:13:07,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2023-04-02 10:13:07,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:13:07,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2096 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2093 trivial. 0 not checked. [2023-04-02 10:13:07,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:13:07,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769064867] [2023-04-02 10:13:07,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769064867] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:13:07,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:13:07,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-02 10:13:07,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666952252] [2023-04-02 10:13:07,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:13:07,495 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-02 10:13:07,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:13:07,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-02 10:13:07,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-04-02 10:13:07,496 INFO L87 Difference]: Start difference. First operand 30518 states and 43638 transitions. Second operand has 10 states, 10 states have (on average 11.6) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (50), 9 states have call predecessors, (50), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45)