/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 21:12:29,991 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 21:12:29,994 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 21:12:30,044 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 21:12:30,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 21:12:30,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 21:12:30,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 21:12:30,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 21:12:30,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 21:12:30,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 21:12:30,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 21:12:30,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 21:12:30,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 21:12:30,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 21:12:30,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 21:12:30,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 21:12:30,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 21:12:30,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 21:12:30,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 21:12:30,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 21:12:30,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 21:12:30,071 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 21:12:30,072 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 21:12:30,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 21:12:30,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-15 21:12:30,078 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-15 21:12:30,079 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-15 21:12:30,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-15 21:12:30,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-15 21:12:30,081 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-15 21:12:30,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 21:12:30,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 21:12:30,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 21:12:30,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 21:12:30,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 21:12:30,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 21:12:30,088 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 21:12:30,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 21:12:30,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 21:12:30,090 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 21:12:30,091 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 21:12:30,092 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-15 21:12:30,142 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 21:12:30,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 21:12:30,143 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 21:12:30,143 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 21:12:30,145 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 21:12:30,146 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 21:12:30,147 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 21:12:30,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 21:12:30,148 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 21:12:30,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 21:12:30,148 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 21:12:30,149 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 21:12:30,149 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 21:12:30,149 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 21:12:30,149 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 21:12:30,149 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-15 21:12:30,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 21:12:30,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-15 21:12:30,151 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-15 21:12:30,151 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 21:12:30,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-15 21:12:30,152 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 21:12:30,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-15 21:12:30,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 21:12:30,152 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 21:12:30,153 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 21:12:30,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:12:30,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 21:12:30,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 21:12:30,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-15 21:12:30,154 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 21:12:30,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 21:12:30,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-15 21:12:30,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 21:12:30,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 21:12:30,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 21:12:30,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 21:12:30,620 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 21:12:30,621 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 21:12:30,623 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i [2022-10-15 21:12:30,703 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9efbf2c3/04f29831052646fc8b3e8d9ed4c6fcf0/FLAG57f240b58 [2022-10-15 21:12:31,705 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 21:12:31,707 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i [2022-10-15 21:12:31,767 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9efbf2c3/04f29831052646fc8b3e8d9ed4c6fcf0/FLAG57f240b58 [2022-10-15 21:12:32,198 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9efbf2c3/04f29831052646fc8b3e8d9ed4c6fcf0 [2022-10-15 21:12:32,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 21:12:32,213 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 21:12:32,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 21:12:32,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 21:12:32,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 21:12:32,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:12:32" (1/1) ... [2022-10-15 21:12:32,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b391c90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:32, skipping insertion in model container [2022-10-15 21:12:32,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:12:32" (1/1) ... [2022-10-15 21:12:32,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 21:12:32,368 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 21:12:33,434 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i[161908,161921] [2022-10-15 21:12:34,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:12:34,233 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 21:12:34,435 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i[161908,161921] [2022-10-15 21:12:34,628 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:12:34,749 INFO L208 MainTranslator]: Completed translation [2022-10-15 21:12:34,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:34 WrapperNode [2022-10-15 21:12:34,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 21:12:34,756 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 21:12:34,757 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 21:12:34,757 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 21:12:34,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:34" (1/1) ... [2022-10-15 21:12:34,922 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:34" (1/1) ... [2022-10-15 21:12:35,058 INFO L138 Inliner]: procedures = 139, calls = 575, calls flagged for inlining = 59, calls inlined = 59, statements flattened = 1759 [2022-10-15 21:12:35,059 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 21:12:35,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 21:12:35,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 21:12:35,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 21:12:35,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:34" (1/1) ... [2022-10-15 21:12:35,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:34" (1/1) ... [2022-10-15 21:12:35,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:34" (1/1) ... [2022-10-15 21:12:35,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:34" (1/1) ... [2022-10-15 21:12:35,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:34" (1/1) ... [2022-10-15 21:12:35,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:34" (1/1) ... [2022-10-15 21:12:35,198 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:34" (1/1) ... [2022-10-15 21:12:35,211 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:34" (1/1) ... [2022-10-15 21:12:35,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 21:12:35,253 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 21:12:35,255 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 21:12:35,255 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 21:12:35,256 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:34" (1/1) ... [2022-10-15 21:12:35,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:12:35,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 21:12:35,311 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) [2022-10-15 21:12:35,332 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 [2022-10-15 21:12:35,396 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2022-10-15 21:12:35,396 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2022-10-15 21:12:35,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-15 21:12:35,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-15 21:12:35,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-15 21:12:35,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-15 21:12:35,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-15 21:12:35,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-15 21:12:35,397 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-10-15 21:12:35,398 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-10-15 21:12:35,398 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2022-10-15 21:12:35,398 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2022-10-15 21:12:35,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-15 21:12:35,398 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-15 21:12:35,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-15 21:12:35,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-15 21:12:35,399 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2022-10-15 21:12:35,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2022-10-15 21:12:35,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-15 21:12:35,400 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_suspend [2022-10-15 21:12:35,400 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_suspend [2022-10-15 21:12:35,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-15 21:12:35,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-15 21:12:35,400 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_resume [2022-10-15 21:12:35,401 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_resume [2022-10-15 21:12:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-15 21:12:35,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-15 21:12:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-10-15 21:12:35,401 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-10-15 21:12:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-15 21:12:35,402 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-15 21:12:35,402 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-15 21:12:35,402 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-15 21:12:35,402 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_tx_fixup [2022-10-15 21:12:35,402 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_tx_fixup [2022-10-15 21:12:35,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-15 21:12:35,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2022-10-15 21:12:35,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2022-10-15 21:12:35,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_4 [2022-10-15 21:12:35,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_4 [2022-10-15 21:12:35,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 21:12:35,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-15 21:12:35,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-15 21:12:35,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-15 21:12:35,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-15 21:12:35,404 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 21:12:35,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 21:12:35,405 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_bind [2022-10-15 21:12:35,405 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_bind [2022-10-15 21:12:35,406 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_manage_power [2022-10-15 21:12:35,406 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_manage_power [2022-10-15 21:12:35,407 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-15 21:12:35,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-15 21:12:35,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-15 21:12:35,407 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-10-15 21:12:35,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-15 21:12:35,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-15 21:12:35,409 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-15 21:12:35,409 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-10-15 21:12:35,409 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_rx_fixup [2022-10-15 21:12:35,409 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_rx_fixup [2022-10-15 21:12:35,409 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-10-15 21:12:35,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-10-15 21:12:35,410 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_ncm_unbind [2022-10-15 21:12:35,410 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_ncm_unbind [2022-10-15 21:12:35,410 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_unbind [2022-10-15 21:12:35,411 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_unbind [2022-10-15 21:12:35,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 21:12:35,411 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2022-10-15 21:12:35,412 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2022-10-15 21:12:35,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-15 21:12:35,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-15 21:12:35,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-15 21:12:35,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 21:12:35,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 21:12:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hdr [2022-10-15 21:12:35,415 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hdr [2022-10-15 21:12:35,415 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-15 21:12:35,415 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-15 21:12:36,171 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 21:12:36,175 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 21:12:37,528 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-15 21:12:37,914 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2022-10-15 21:12:38,494 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 21:12:38,512 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 21:12:38,512 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-15 21:12:38,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:12:38 BoogieIcfgContainer [2022-10-15 21:12:38,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 21:12:38,520 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 21:12:38,520 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 21:12:38,525 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 21:12:38,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 09:12:32" (1/3) ... [2022-10-15 21:12:38,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1edca9da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:12:38, skipping insertion in model container [2022-10-15 21:12:38,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:34" (2/3) ... [2022-10-15 21:12:38,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1edca9da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:12:38, skipping insertion in model container [2022-10-15 21:12:38,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:12:38" (3/3) ... [2022-10-15 21:12:38,532 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i [2022-10-15 21:12:38,561 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 21:12:38,562 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2022-10-15 21:12:38,699 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-15 21:12:38,714 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@193fead4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-15 21:12:38,714 INFO L358 AbstractCegarLoop]: Starting to check reachability of 38 error locations. [2022-10-15 21:12:38,728 INFO L276 IsEmpty]: Start isEmpty. Operand has 595 states, 433 states have (on average 1.4595842956120093) internal successors, (632), 484 states have internal predecessors, (632), 94 states have call successors, (94), 31 states have call predecessors, (94), 29 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) [2022-10-15 21:12:38,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-15 21:12:38,746 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:12:38,747 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:12:38,748 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-10-15 21:12:38,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:12:38,758 INFO L85 PathProgramCache]: Analyzing trace with hash 433325834, now seen corresponding path program 1 times [2022-10-15 21:12:38,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:12:38,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749371013] [2022-10-15 21:12:38,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:12:38,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:12:39,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:39,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:12:39,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:39,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:12:39,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:39,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-15 21:12:39,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:39,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-15 21:12:39,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:39,539 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-15 21:12:39,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:12:39,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749371013] [2022-10-15 21:12:39,542 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749371013] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:12:39,542 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:12:39,543 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 21:12:39,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126160306] [2022-10-15 21:12:39,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:12:39,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:12:39,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:12:39,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:12:39,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:12:39,603 INFO L87 Difference]: Start difference. First operand has 595 states, 433 states have (on average 1.4595842956120093) internal successors, (632), 484 states have internal predecessors, (632), 94 states have call successors, (94), 31 states have call predecessors, (94), 29 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) Second operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-10-15 21:12:42,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:12:42,210 INFO L93 Difference]: Finished difference Result 1812 states and 2588 transitions. [2022-10-15 21:12:42,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-15 21:12:42,222 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 35 [2022-10-15 21:12:42,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:12:42,274 INFO L225 Difference]: With dead ends: 1812 [2022-10-15 21:12:42,274 INFO L226 Difference]: Without dead ends: 1167 [2022-10-15 21:12:42,296 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-15 21:12:42,307 INFO L413 NwaCegarLoop]: 877 mSDtfsCounter, 1144 mSDsluCounter, 1728 mSDsCounter, 0 mSdLazyCounter, 652 mSolverCounterSat, 403 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1196 SdHoareTripleChecker+Valid, 2605 SdHoareTripleChecker+Invalid, 1055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 403 IncrementalHoareTripleChecker+Valid, 652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-10-15 21:12:42,309 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1196 Valid, 2605 Invalid, 1055 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [403 Valid, 652 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-10-15 21:12:42,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1167 states. [2022-10-15 21:12:42,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1167 to 966. [2022-10-15 21:12:42,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 966 states, 743 states have (on average 1.4374158815612381) internal successors, (1068), 778 states have internal predecessors, (1068), 139 states have call successors, (139), 50 states have call predecessors, (139), 50 states have return successors, (139), 139 states have call predecessors, (139), 139 states have call successors, (139) [2022-10-15 21:12:42,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 966 states and 1346 transitions. [2022-10-15 21:12:42,555 INFO L78 Accepts]: Start accepts. Automaton has 966 states and 1346 transitions. Word has length 35 [2022-10-15 21:12:42,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:12:42,556 INFO L495 AbstractCegarLoop]: Abstraction has 966 states and 1346 transitions. [2022-10-15 21:12:42,556 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-10-15 21:12:42,557 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1346 transitions. [2022-10-15 21:12:42,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-15 21:12:42,564 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:12:42,564 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:12:42,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-15 21:12:42,565 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-10-15 21:12:42,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:12:42,566 INFO L85 PathProgramCache]: Analyzing trace with hash 1545405338, now seen corresponding path program 1 times [2022-10-15 21:12:42,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:12:42,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455300321] [2022-10-15 21:12:42,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:12:42,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:12:42,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:42,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:12:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:42,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:12:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:42,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-15 21:12:42,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:42,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-15 21:12:42,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:42,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-15 21:12:42,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:42,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-15 21:12:42,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:42,885 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-15 21:12:42,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:12:42,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455300321] [2022-10-15 21:12:42,886 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455300321] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:12:42,887 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:12:42,887 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 21:12:42,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404926804] [2022-10-15 21:12:42,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:12:42,889 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:12:42,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:12:42,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:12:42,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:12:42,891 INFO L87 Difference]: Start difference. First operand 966 states and 1346 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-10-15 21:12:45,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:12:45,263 INFO L93 Difference]: Finished difference Result 3103 states and 4378 transitions. [2022-10-15 21:12:45,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-15 21:12:45,264 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 48 [2022-10-15 21:12:45,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:12:45,285 INFO L225 Difference]: With dead ends: 3103 [2022-10-15 21:12:45,286 INFO L226 Difference]: Without dead ends: 2158 [2022-10-15 21:12:45,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-15 21:12:45,295 INFO L413 NwaCegarLoop]: 756 mSDtfsCounter, 1230 mSDsluCounter, 1508 mSDsCounter, 0 mSdLazyCounter, 653 mSolverCounterSat, 416 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1290 SdHoareTripleChecker+Valid, 2264 SdHoareTripleChecker+Invalid, 1069 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 416 IncrementalHoareTripleChecker+Valid, 653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-10-15 21:12:45,296 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1290 Valid, 2264 Invalid, 1069 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [416 Valid, 653 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-10-15 21:12:45,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2158 states. [2022-10-15 21:12:45,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2158 to 1796. [2022-10-15 21:12:45,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1796 states, 1411 states have (on average 1.4330262225372077) internal successors, (2022), 1449 states have internal predecessors, (2022), 252 states have call successors, (252), 99 states have call predecessors, (252), 99 states have return successors, (252), 251 states have call predecessors, (252), 252 states have call successors, (252) [2022-10-15 21:12:45,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 1796 states and 2526 transitions. [2022-10-15 21:12:45,482 INFO L78 Accepts]: Start accepts. Automaton has 1796 states and 2526 transitions. Word has length 48 [2022-10-15 21:12:45,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:12:45,483 INFO L495 AbstractCegarLoop]: Abstraction has 1796 states and 2526 transitions. [2022-10-15 21:12:45,483 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-10-15 21:12:45,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 2526 transitions. [2022-10-15 21:12:45,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-15 21:12:45,487 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:12:45,487 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:12:45,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-15 21:12:45,488 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-10-15 21:12:45,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:12:45,489 INFO L85 PathProgramCache]: Analyzing trace with hash 1171161981, now seen corresponding path program 1 times [2022-10-15 21:12:45,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:12:45,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266276956] [2022-10-15 21:12:45,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:12:45,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:12:45,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:45,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:12:45,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:45,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:12:45,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:45,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-15 21:12:45,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:45,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-15 21:12:45,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:45,746 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-15 21:12:45,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:12:45,747 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266276956] [2022-10-15 21:12:45,747 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266276956] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:12:45,747 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:12:45,747 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 21:12:45,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820156604] [2022-10-15 21:12:45,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:12:45,749 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:12:45,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:12:45,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:12:45,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:12:45,750 INFO L87 Difference]: Start difference. First operand 1796 states and 2526 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-10-15 21:12:48,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:12:48,715 INFO L93 Difference]: Finished difference Result 5103 states and 7237 transitions. [2022-10-15 21:12:48,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-15 21:12:48,716 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 48 [2022-10-15 21:12:48,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:12:48,748 INFO L225 Difference]: With dead ends: 5103 [2022-10-15 21:12:48,749 INFO L226 Difference]: Without dead ends: 3328 [2022-10-15 21:12:48,762 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-15 21:12:48,773 INFO L413 NwaCegarLoop]: 1139 mSDtfsCounter, 1028 mSDsluCounter, 2045 mSDsCounter, 0 mSdLazyCounter, 808 mSolverCounterSat, 310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1085 SdHoareTripleChecker+Valid, 3184 SdHoareTripleChecker+Invalid, 1118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 310 IncrementalHoareTripleChecker+Valid, 808 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-10-15 21:12:48,776 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1085 Valid, 3184 Invalid, 1118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 808 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-10-15 21:12:48,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3328 states. [2022-10-15 21:12:48,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3328 to 2793. [2022-10-15 21:12:48,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2793 states, 2214 states have (on average 1.4290876242095754) internal successors, (3164), 2254 states have internal predecessors, (3164), 382 states have call successors, (382), 163 states have call predecessors, (382), 163 states have return successors, (382), 381 states have call predecessors, (382), 382 states have call successors, (382) [2022-10-15 21:12:49,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2793 states to 2793 states and 3928 transitions. [2022-10-15 21:12:49,010 INFO L78 Accepts]: Start accepts. Automaton has 2793 states and 3928 transitions. Word has length 48 [2022-10-15 21:12:49,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:12:49,014 INFO L495 AbstractCegarLoop]: Abstraction has 2793 states and 3928 transitions. [2022-10-15 21:12:49,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-10-15 21:12:49,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2793 states and 3928 transitions. [2022-10-15 21:12:49,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-15 21:12:49,016 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:12:49,017 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:12:49,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-15 21:12:49,017 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-10-15 21:12:49,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:12:49,018 INFO L85 PathProgramCache]: Analyzing trace with hash 115154562, now seen corresponding path program 1 times [2022-10-15 21:12:49,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:12:49,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762598018] [2022-10-15 21:12:49,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:12:49,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:12:49,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:49,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:12:49,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:49,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:12:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:49,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-15 21:12:49,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:49,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-15 21:12:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:49,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-15 21:12:49,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:49,295 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-15 21:12:49,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:12:49,295 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762598018] [2022-10-15 21:12:49,295 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762598018] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:12:49,296 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:12:49,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 21:12:49,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648353089] [2022-10-15 21:12:49,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:12:49,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:12:49,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:12:49,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:12:49,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:12:49,298 INFO L87 Difference]: Start difference. First operand 2793 states and 3928 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-10-15 21:12:50,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:12:50,979 INFO L93 Difference]: Finished difference Result 6049 states and 8622 transitions. [2022-10-15 21:12:50,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-15 21:12:50,980 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 54 [2022-10-15 21:12:50,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:12:51,006 INFO L225 Difference]: With dead ends: 6049 [2022-10-15 21:12:51,006 INFO L226 Difference]: Without dead ends: 3289 [2022-10-15 21:12:51,019 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-15 21:12:51,020 INFO L413 NwaCegarLoop]: 703 mSDtfsCounter, 257 mSDsluCounter, 1519 mSDsCounter, 0 mSdLazyCounter, 513 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 2222 SdHoareTripleChecker+Invalid, 700 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-10-15 21:12:51,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [266 Valid, 2222 Invalid, 700 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 513 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-10-15 21:12:51,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3289 states. [2022-10-15 21:12:51,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3289 to 2780. [2022-10-15 21:12:51,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2780 states, 2201 states have (on average 1.4298046342571558) internal successors, (3147), 2243 states have internal predecessors, (3147), 382 states have call successors, (382), 163 states have call predecessors, (382), 163 states have return successors, (382), 379 states have call predecessors, (382), 382 states have call successors, (382) [2022-10-15 21:12:51,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 2780 states and 3911 transitions. [2022-10-15 21:12:51,220 INFO L78 Accepts]: Start accepts. Automaton has 2780 states and 3911 transitions. Word has length 54 [2022-10-15 21:12:51,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:12:51,222 INFO L495 AbstractCegarLoop]: Abstraction has 2780 states and 3911 transitions. [2022-10-15 21:12:51,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-10-15 21:12:51,222 INFO L276 IsEmpty]: Start isEmpty. Operand 2780 states and 3911 transitions. [2022-10-15 21:12:51,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-15 21:12:51,226 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:12:51,227 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 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] [2022-10-15 21:12:51,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-15 21:12:51,228 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-10-15 21:12:51,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:12:51,229 INFO L85 PathProgramCache]: Analyzing trace with hash 1484868576, now seen corresponding path program 1 times [2022-10-15 21:12:51,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:12:51,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361301947] [2022-10-15 21:12:51,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:12:51,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:12:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:51,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:12:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:51,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:12:51,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:51,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-15 21:12:51,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:51,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-15 21:12:51,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:51,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-15 21:12:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:51,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-15 21:12:51,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:51,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-15 21:12:51,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:51,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-15 21:12:51,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:51,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-15 21:12:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:51,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-15 21:12:51,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:51,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-15 21:12:51,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:51,803 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-10-15 21:12:51,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:12:51,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361301947] [2022-10-15 21:12:51,804 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361301947] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:12:51,804 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:12:51,805 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-15 21:12:51,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180176870] [2022-10-15 21:12:51,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:12:51,807 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:12:51,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:12:51,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:12:51,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:12:51,808 INFO L87 Difference]: Start difference. First operand 2780 states and 3911 transitions. Second operand has 5 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-10-15 21:12:54,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:12:54,357 INFO L93 Difference]: Finished difference Result 6516 states and 9386 transitions. [2022-10-15 21:12:54,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-15 21:12:54,357 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 92 [2022-10-15 21:12:54,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:12:54,416 INFO L225 Difference]: With dead ends: 6516 [2022-10-15 21:12:54,416 INFO L226 Difference]: Without dead ends: 6502 [2022-10-15 21:12:54,423 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-15 21:12:54,424 INFO L413 NwaCegarLoop]: 755 mSDtfsCounter, 1251 mSDsluCounter, 1491 mSDsCounter, 0 mSdLazyCounter, 711 mSolverCounterSat, 443 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1310 SdHoareTripleChecker+Valid, 2246 SdHoareTripleChecker+Invalid, 1154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 443 IncrementalHoareTripleChecker+Valid, 711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-10-15 21:12:54,425 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1310 Valid, 2246 Invalid, 1154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [443 Valid, 711 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-10-15 21:12:54,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6502 states. [2022-10-15 21:12:54,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6502 to 5489. [2022-10-15 21:12:54,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5489 states, 4378 states have (on average 1.4189127455459114) internal successors, (6212), 4429 states have internal predecessors, (6212), 756 states have call successors, (756), 321 states have call predecessors, (756), 321 states have return successors, (756), 750 states have call predecessors, (756), 756 states have call successors, (756) [2022-10-15 21:12:54,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5489 states to 5489 states and 7724 transitions. [2022-10-15 21:12:54,831 INFO L78 Accepts]: Start accepts. Automaton has 5489 states and 7724 transitions. Word has length 92 [2022-10-15 21:12:54,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:12:54,832 INFO L495 AbstractCegarLoop]: Abstraction has 5489 states and 7724 transitions. [2022-10-15 21:12:54,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-10-15 21:12:54,832 INFO L276 IsEmpty]: Start isEmpty. Operand 5489 states and 7724 transitions. [2022-10-15 21:12:54,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-10-15 21:12:54,838 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:12:54,838 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:12:54,839 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-15 21:12:54,839 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-10-15 21:12:54,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:12:54,840 INFO L85 PathProgramCache]: Analyzing trace with hash 802632669, now seen corresponding path program 1 times [2022-10-15 21:12:54,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:12:54,840 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805590774] [2022-10-15 21:12:54,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:12:54,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:12:54,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:55,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:12:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:55,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:12:55,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:55,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-15 21:12:55,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:55,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-15 21:12:55,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:55,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-15 21:12:55,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:55,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-15 21:12:55,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:55,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-15 21:12:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:55,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-15 21:12:55,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:55,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-15 21:12:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:55,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-15 21:12:55,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:55,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-15 21:12:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:55,280 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-10-15 21:12:55,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:12:55,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805590774] [2022-10-15 21:12:55,283 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805590774] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:12:55,283 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:12:55,283 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 21:12:55,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690521143] [2022-10-15 21:12:55,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:12:55,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:12:55,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:12:55,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:12:55,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:12:55,285 INFO L87 Difference]: Start difference. First operand 5489 states and 7724 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-10-15 21:12:58,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:12:58,373 INFO L93 Difference]: Finished difference Result 15012 states and 21436 transitions. [2022-10-15 21:12:58,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-15 21:12:58,374 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 101 [2022-10-15 21:12:58,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:12:58,460 INFO L225 Difference]: With dead ends: 15012 [2022-10-15 21:12:58,461 INFO L226 Difference]: Without dead ends: 9560 [2022-10-15 21:12:58,497 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-15 21:12:58,499 INFO L413 NwaCegarLoop]: 1241 mSDtfsCounter, 922 mSDsluCounter, 2210 mSDsCounter, 0 mSdLazyCounter, 812 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 970 SdHoareTripleChecker+Valid, 3451 SdHoareTripleChecker+Invalid, 1074 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 262 IncrementalHoareTripleChecker+Valid, 812 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-10-15 21:12:58,499 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [970 Valid, 3451 Invalid, 1074 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 812 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-10-15 21:12:58,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9560 states. [2022-10-15 21:12:59,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9560 to 8099. [2022-10-15 21:12:59,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8099 states, 6504 states have (on average 1.4178966789667897) internal successors, (9222), 6561 states have internal predecessors, (9222), 1080 states have call successors, (1080), 481 states have call predecessors, (1080), 481 states have return successors, (1080), 1074 states have call predecessors, (1080), 1080 states have call successors, (1080) [2022-10-15 21:12:59,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8099 states to 8099 states and 11382 transitions. [2022-10-15 21:12:59,125 INFO L78 Accepts]: Start accepts. Automaton has 8099 states and 11382 transitions. Word has length 101 [2022-10-15 21:12:59,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:12:59,127 INFO L495 AbstractCegarLoop]: Abstraction has 8099 states and 11382 transitions. [2022-10-15 21:12:59,129 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-10-15 21:12:59,129 INFO L276 IsEmpty]: Start isEmpty. Operand 8099 states and 11382 transitions. [2022-10-15 21:12:59,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-15 21:12:59,144 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:12:59,144 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 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] [2022-10-15 21:12:59,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-15 21:12:59,145 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-10-15 21:12:59,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:12:59,145 INFO L85 PathProgramCache]: Analyzing trace with hash -1429166549, now seen corresponding path program 1 times [2022-10-15 21:12:59,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:12:59,146 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578229929] [2022-10-15 21:12:59,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:12:59,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:12:59,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:59,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:12:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:59,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:12:59,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:59,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-15 21:12:59,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:59,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-15 21:12:59,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:59,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-15 21:12:59,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:59,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-15 21:12:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:59,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-15 21:12:59,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:59,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-15 21:12:59,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:59,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-15 21:12:59,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:59,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-15 21:12:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:59,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-15 21:12:59,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:59,714 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-15 21:12:59,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:12:59,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578229929] [2022-10-15 21:12:59,714 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578229929] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:12:59,715 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:12:59,715 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-15 21:12:59,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575735510] [2022-10-15 21:12:59,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:12:59,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:12:59,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:12:59,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:12:59,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:12:59,717 INFO L87 Difference]: Start difference. First operand 8099 states and 11382 transitions. Second operand has 5 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-10-15 21:13:01,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:13:01,635 INFO L93 Difference]: Finished difference Result 10295 states and 14928 transitions. [2022-10-15 21:13:01,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-15 21:13:01,636 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 104 [2022-10-15 21:13:01,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:13:01,694 INFO L225 Difference]: With dead ends: 10295 [2022-10-15 21:13:01,694 INFO L226 Difference]: Without dead ends: 10294 [2022-10-15 21:13:01,762 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-10-15 21:13:01,762 INFO L413 NwaCegarLoop]: 728 mSDtfsCounter, 478 mSDsluCounter, 1444 mSDsCounter, 0 mSdLazyCounter, 528 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 512 SdHoareTripleChecker+Valid, 2172 SdHoareTripleChecker+Invalid, 717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 528 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-10-15 21:13:01,763 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [512 Valid, 2172 Invalid, 717 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 528 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-10-15 21:13:01,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10294 states. [2022-10-15 21:13:02,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10294 to 8098. [2022-10-15 21:13:02,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8098 states, 6504 states have (on average 1.415129151291513) internal successors, (9204), 6560 states have internal predecessors, (9204), 1080 states have call successors, (1080), 481 states have call predecessors, (1080), 481 states have return successors, (1080), 1074 states have call predecessors, (1080), 1080 states have call successors, (1080) [2022-10-15 21:13:02,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8098 states to 8098 states and 11364 transitions. [2022-10-15 21:13:02,405 INFO L78 Accepts]: Start accepts. Automaton has 8098 states and 11364 transitions. Word has length 104 [2022-10-15 21:13:02,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:13:02,405 INFO L495 AbstractCegarLoop]: Abstraction has 8098 states and 11364 transitions. [2022-10-15 21:13:02,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-10-15 21:13:02,406 INFO L276 IsEmpty]: Start isEmpty. Operand 8098 states and 11364 transitions. [2022-10-15 21:13:02,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-15 21:13:02,412 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:13:02,412 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 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] [2022-10-15 21:13:02,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-15 21:13:02,413 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting cdc_mbim_rx_fixupErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-10-15 21:13:02,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:13:02,414 INFO L85 PathProgramCache]: Analyzing trace with hash -1428838088, now seen corresponding path program 1 times [2022-10-15 21:13:02,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:13:02,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738690190] [2022-10-15 21:13:02,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:13:02,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:13:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:02,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:13:02,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:02,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:13:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:02,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-15 21:13:02,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:02,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-15 21:13:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:02,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-15 21:13:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:02,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-15 21:13:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:02,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-15 21:13:02,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:02,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-15 21:13:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:02,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-15 21:13:02,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:02,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-15 21:13:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:02,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-15 21:13:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:02,718 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-15 21:13:02,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:13:02,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738690190] [2022-10-15 21:13:02,719 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738690190] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:13:02,719 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:13:02,719 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-15 21:13:02,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737917965] [2022-10-15 21:13:02,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:13:02,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:13:02,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:13:02,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:13:02,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:13:02,721 INFO L87 Difference]: Start difference. First operand 8098 states and 11364 transitions. Second operand has 5 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-10-15 21:13:04,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:13:04,537 INFO L93 Difference]: Finished difference Result 9515 states and 13662 transitions. [2022-10-15 21:13:04,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-15 21:13:04,538 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 104 [2022-10-15 21:13:04,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:13:04,591 INFO L225 Difference]: With dead ends: 9515 [2022-10-15 21:13:04,591 INFO L226 Difference]: Without dead ends: 9514 [2022-10-15 21:13:04,599 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-10-15 21:13:04,600 INFO L413 NwaCegarLoop]: 696 mSDtfsCounter, 461 mSDsluCounter, 1361 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 495 SdHoareTripleChecker+Valid, 2057 SdHoareTripleChecker+Invalid, 679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-10-15 21:13:04,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [495 Valid, 2057 Invalid, 679 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-10-15 21:13:04,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9514 states. [2022-10-15 21:13:05,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9514 to 8097. [2022-10-15 21:13:05,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8097 states, 6504 states have (on average 1.4123616236162362) internal successors, (9186), 6559 states have internal predecessors, (9186), 1080 states have call successors, (1080), 481 states have call predecessors, (1080), 481 states have return successors, (1080), 1074 states have call predecessors, (1080), 1080 states have call successors, (1080) [2022-10-15 21:13:05,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8097 states to 8097 states and 11346 transitions. [2022-10-15 21:13:05,360 INFO L78 Accepts]: Start accepts. Automaton has 8097 states and 11346 transitions. Word has length 104 [2022-10-15 21:13:05,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:13:05,362 INFO L495 AbstractCegarLoop]: Abstraction has 8097 states and 11346 transitions. [2022-10-15 21:13:05,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-10-15 21:13:05,363 INFO L276 IsEmpty]: Start isEmpty. Operand 8097 states and 11346 transitions. [2022-10-15 21:13:05,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-10-15 21:13:05,368 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:13:05,369 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:13:05,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-15 21:13:05,370 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-10-15 21:13:05,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:13:05,371 INFO L85 PathProgramCache]: Analyzing trace with hash -487182069, now seen corresponding path program 1 times [2022-10-15 21:13:05,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:13:05,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210045772] [2022-10-15 21:13:05,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:13:05,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:13:05,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:05,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:13:05,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:05,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:13:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:05,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-15 21:13:05,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:05,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-15 21:13:05,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:05,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-15 21:13:05,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:05,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-15 21:13:05,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:05,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-15 21:13:05,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:05,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-15 21:13:05,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:05,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-15 21:13:05,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:05,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-15 21:13:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:05,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-15 21:13:05,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:05,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-15 21:13:05,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:05,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-15 21:13:05,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:05,741 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-15 21:13:05,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:13:05,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210045772] [2022-10-15 21:13:05,742 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210045772] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:13:05,742 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:13:05,742 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 21:13:05,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632093070] [2022-10-15 21:13:05,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:13:05,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:13:05,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:13:05,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:13:05,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:13:05,745 INFO L87 Difference]: Start difference. First operand 8097 states and 11346 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-15 21:13:07,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:13:07,957 INFO L93 Difference]: Finished difference Result 15818 states and 22458 transitions. [2022-10-15 21:13:07,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-15 21:13:07,958 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 105 [2022-10-15 21:13:07,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:13:08,004 INFO L225 Difference]: With dead ends: 15818 [2022-10-15 21:13:08,004 INFO L226 Difference]: Without dead ends: 7758 [2022-10-15 21:13:08,053 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-15 21:13:08,054 INFO L413 NwaCegarLoop]: 801 mSDtfsCounter, 1084 mSDsluCounter, 1558 mSDsCounter, 0 mSdLazyCounter, 647 mSolverCounterSat, 361 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1132 SdHoareTripleChecker+Valid, 2359 SdHoareTripleChecker+Invalid, 1008 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 361 IncrementalHoareTripleChecker+Valid, 647 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-10-15 21:13:08,055 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1132 Valid, 2359 Invalid, 1008 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [361 Valid, 647 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-10-15 21:13:08,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7758 states. [2022-10-15 21:13:08,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7758 to 6570. [2022-10-15 21:13:08,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6570 states, 5300 states have (on average 1.4169811320754717) internal successors, (7510), 5352 states have internal predecessors, (7510), 862 states have call successors, (862), 376 states have call predecessors, (862), 376 states have return successors, (862), 856 states have call predecessors, (862), 862 states have call successors, (862) [2022-10-15 21:13:08,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6570 states to 6570 states and 9234 transitions. [2022-10-15 21:13:08,606 INFO L78 Accepts]: Start accepts. Automaton has 6570 states and 9234 transitions. Word has length 105 [2022-10-15 21:13:08,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:13:08,606 INFO L495 AbstractCegarLoop]: Abstraction has 6570 states and 9234 transitions. [2022-10-15 21:13:08,607 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-15 21:13:08,607 INFO L276 IsEmpty]: Start isEmpty. Operand 6570 states and 9234 transitions. [2022-10-15 21:13:08,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-15 21:13:08,614 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:13:08,614 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 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] [2022-10-15 21:13:08,614 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-15 21:13:08,615 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting cdc_mbim_manage_powerErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-10-15 21:13:08,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:13:08,615 INFO L85 PathProgramCache]: Analyzing trace with hash -1741512848, now seen corresponding path program 1 times [2022-10-15 21:13:08,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:13:08,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775823703] [2022-10-15 21:13:08,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:13:08,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:13:08,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:08,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:13:08,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:08,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:13:08,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:08,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-15 21:13:08,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:08,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-15 21:13:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:08,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-15 21:13:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:08,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-15 21:13:08,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:08,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-15 21:13:08,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:08,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-15 21:13:08,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:08,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-15 21:13:08,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:08,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-15 21:13:08,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:08,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-15 21:13:08,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:08,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-15 21:13:08,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:08,932 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-15 21:13:08,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:13:08,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775823703] [2022-10-15 21:13:08,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775823703] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:13:08,987 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:13:08,988 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 21:13:08,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680130377] [2022-10-15 21:13:08,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:13:08,989 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:13:08,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:13:08,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:13:08,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:13:08,992 INFO L87 Difference]: Start difference. First operand 6570 states and 9234 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2022-10-15 21:13:10,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:13:10,775 INFO L93 Difference]: Finished difference Result 14254 states and 20315 transitions. [2022-10-15 21:13:10,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-15 21:13:10,775 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 107 [2022-10-15 21:13:10,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:13:10,821 INFO L225 Difference]: With dead ends: 14254 [2022-10-15 21:13:10,822 INFO L226 Difference]: Without dead ends: 7738 [2022-10-15 21:13:10,860 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-15 21:13:10,861 INFO L413 NwaCegarLoop]: 695 mSDtfsCounter, 255 mSDsluCounter, 1493 mSDsCounter, 0 mSdLazyCounter, 524 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 264 SdHoareTripleChecker+Valid, 2188 SdHoareTripleChecker+Invalid, 710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 524 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-10-15 21:13:10,862 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [264 Valid, 2188 Invalid, 710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 524 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-10-15 21:13:10,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7738 states. [2022-10-15 21:13:11,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7738 to 6570. [2022-10-15 21:13:11,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6570 states, 5300 states have (on average 1.4084905660377358) internal successors, (7465), 5352 states have internal predecessors, (7465), 862 states have call successors, (862), 376 states have call predecessors, (862), 376 states have return successors, (862), 856 states have call predecessors, (862), 862 states have call successors, (862) [2022-10-15 21:13:11,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6570 states to 6570 states and 9189 transitions. [2022-10-15 21:13:11,429 INFO L78 Accepts]: Start accepts. Automaton has 6570 states and 9189 transitions. Word has length 107 [2022-10-15 21:13:11,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:13:11,430 INFO L495 AbstractCegarLoop]: Abstraction has 6570 states and 9189 transitions. [2022-10-15 21:13:11,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2022-10-15 21:13:11,430 INFO L276 IsEmpty]: Start isEmpty. Operand 6570 states and 9189 transitions. [2022-10-15 21:13:11,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-10-15 21:13:11,435 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:13:11,435 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 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] [2022-10-15 21:13:11,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-15 21:13:11,436 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting cdc_mbim_rx_fixupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-10-15 21:13:11,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:13:11,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1354489906, now seen corresponding path program 1 times [2022-10-15 21:13:11,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:13:11,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682334093] [2022-10-15 21:13:11,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:13:11,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:13:11,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:11,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:13:11,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:11,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:13:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:11,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-15 21:13:11,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:11,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-15 21:13:11,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:11,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-15 21:13:11,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:11,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-15 21:13:11,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:11,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-15 21:13:11,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:11,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-15 21:13:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:11,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-15 21:13:11,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:11,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-15 21:13:11,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:11,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-15 21:13:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:11,906 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-15 21:13:11,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:13:11,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682334093] [2022-10-15 21:13:11,906 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682334093] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:13:11,907 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:13:11,907 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-15 21:13:11,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590939570] [2022-10-15 21:13:11,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:13:11,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:13:11,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:13:11,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:13:11,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:13:11,910 INFO L87 Difference]: Start difference. First operand 6570 states and 9189 transitions. Second operand has 5 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-10-15 21:13:13,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:13:13,774 INFO L93 Difference]: Finished difference Result 8369 states and 12043 transitions. [2022-10-15 21:13:13,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-15 21:13:13,775 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 105 [2022-10-15 21:13:13,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:13:13,814 INFO L225 Difference]: With dead ends: 8369 [2022-10-15 21:13:13,815 INFO L226 Difference]: Without dead ends: 8368 [2022-10-15 21:13:13,820 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-10-15 21:13:13,821 INFO L413 NwaCegarLoop]: 720 mSDtfsCounter, 470 mSDsluCounter, 1403 mSDsCounter, 0 mSdLazyCounter, 519 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 504 SdHoareTripleChecker+Valid, 2123 SdHoareTripleChecker+Invalid, 708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 519 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-10-15 21:13:13,822 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [504 Valid, 2123 Invalid, 708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 519 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-10-15 21:13:13,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8368 states. [2022-10-15 21:13:14,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8368 to 6569. [2022-10-15 21:13:14,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6569 states, 5300 states have (on average 1.4056603773584906) internal successors, (7450), 5351 states have internal predecessors, (7450), 862 states have call successors, (862), 376 states have call predecessors, (862), 376 states have return successors, (862), 856 states have call predecessors, (862), 862 states have call successors, (862) [2022-10-15 21:13:14,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6569 states to 6569 states and 9174 transitions. [2022-10-15 21:13:14,450 INFO L78 Accepts]: Start accepts. Automaton has 6569 states and 9174 transitions. Word has length 105 [2022-10-15 21:13:14,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:13:14,451 INFO L495 AbstractCegarLoop]: Abstraction has 6569 states and 9174 transitions. [2022-10-15 21:13:14,451 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-10-15 21:13:14,452 INFO L276 IsEmpty]: Start isEmpty. Operand 6569 states and 9174 transitions. [2022-10-15 21:13:14,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-10-15 21:13:14,456 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:13:14,457 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 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] [2022-10-15 21:13:14,457 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-15 21:13:14,457 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting cdc_mbim_rx_fixupErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-10-15 21:13:14,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:13:14,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1344307351, now seen corresponding path program 1 times [2022-10-15 21:13:14,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:13:14,458 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284105691] [2022-10-15 21:13:14,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:13:14,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:13:14,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:14,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:13:14,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:14,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:13:14,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:14,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-15 21:13:14,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:14,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-15 21:13:14,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:14,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-15 21:13:14,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:14,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-15 21:13:14,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:14,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-15 21:13:14,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:14,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-15 21:13:14,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:14,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-15 21:13:14,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:14,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-15 21:13:14,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:14,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-15 21:13:14,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:13:14,765 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-15 21:13:14,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:13:14,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284105691] [2022-10-15 21:13:14,766 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284105691] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:13:14,766 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:13:14,766 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-15 21:13:14,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134017410] [2022-10-15 21:13:14,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:13:14,767 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:13:14,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:13:14,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:13:14,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:13:14,769 INFO L87 Difference]: Start difference. First operand 6569 states and 9174 transitions. Second operand has 5 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11)