/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 [2022-10-16 13:03:21,196 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 13:03:21,199 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 13:03:21,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 13:03:21,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 13:03:21,248 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 13:03:21,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 13:03:21,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 13:03:21,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 13:03:21,268 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 13:03:21,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 13:03:21,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 13:03:21,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 13:03:21,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 13:03:21,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 13:03:21,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 13:03:21,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 13:03:21,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 13:03:21,279 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 13:03:21,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 13:03:21,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 13:03:21,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 13:03:21,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 13:03:21,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 13:03:21,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 13:03:21,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 13:03:21,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 13:03:21,293 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 13:03:21,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 13:03:21,295 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 13:03:21,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 13:03:21,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 13:03:21,297 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 13:03:21,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 13:03:21,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 13:03:21,299 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 13:03:21,300 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 13:03:21,301 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 13:03:21,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 13:03:21,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 13:03:21,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 13:03:21,308 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 [2022-10-16 13:03:21,356 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 13:03:21,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 13:03:21,357 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 13:03:21,358 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 13:03:21,358 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 13:03:21,359 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 13:03:21,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 13:03:21,359 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 13:03:21,360 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 13:03:21,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 13:03:21,360 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 13:03:21,360 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 13:03:21,360 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 13:03:21,361 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 13:03:21,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 13:03:21,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 13:03:21,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 13:03:21,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 13:03:21,362 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 13:03:21,362 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 13:03:21,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 13:03:21,362 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 13:03:21,362 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 13:03:21,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 13:03:21,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 13:03:21,363 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 13:03:21,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:03:21,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 13:03:21,364 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 13:03:21,364 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 13:03:21,364 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 13:03:21,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 13:03:21,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 13:03:21,365 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 13:03:21,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 13:03:21,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 13:03:21,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 13:03:21,749 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 13:03:21,750 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 13:03:21,751 INFO L432 ainManager$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 [2022-10-16 13:03:21,832 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a12963ddd/d23dfa2cb25d45e28aca132336bc526d/FLAG2f0f0dbe8 [2022-10-16 13:03:22,916 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 13:03:22,918 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 [2022-10-16 13:03:22,985 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a12963ddd/d23dfa2cb25d45e28aca132336bc526d/FLAG2f0f0dbe8 [2022-10-16 13:03:23,379 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a12963ddd/d23dfa2cb25d45e28aca132336bc526d [2022-10-16 13:03:23,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 13:03:23,390 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 13:03:23,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 13:03:23,395 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 13:03:23,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 13:03:23,402 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:03:23" (1/1) ... [2022-10-16 13:03:23,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72efa648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:03:23, skipping insertion in model container [2022-10-16 13:03:23,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:03:23" (1/1) ... [2022-10-16 13:03:23,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 13:03:23,554 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 13:03:24,507 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] [2022-10-16 13:03:24,928 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:03:24,957 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 13:03:25,123 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] [2022-10-16 13:03:25,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:03:25,484 INFO L208 MainTranslator]: Completed translation [2022-10-16 13:03:25,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:03:25 WrapperNode [2022-10-16 13:03:25,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 13:03:25,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 13:03:25,487 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 13:03:25,487 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 13:03:25,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:03:25" (1/1) ... [2022-10-16 13:03:25,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:03:25" (1/1) ... [2022-10-16 13:03:25,767 INFO L138 Inliner]: procedures = 139, calls = 575, calls flagged for inlining = 59, calls inlined = 59, statements flattened = 1759 [2022-10-16 13:03:25,768 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 13:03:25,769 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 13:03:25,769 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 13:03:25,769 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 13:03:25,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:03:25" (1/1) ... [2022-10-16 13:03:25,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:03:25" (1/1) ... [2022-10-16 13:03:25,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:03:25" (1/1) ... [2022-10-16 13:03:25,823 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:03:25" (1/1) ... [2022-10-16 13:03:25,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:03:25" (1/1) ... [2022-10-16 13:03:25,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:03:25" (1/1) ... [2022-10-16 13:03:25,957 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:03:25" (1/1) ... [2022-10-16 13:03:25,971 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:03:25" (1/1) ... [2022-10-16 13:03:26,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 13:03:26,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 13:03:26,003 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 13:03:26,004 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 13:03:26,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:03:25" (1/1) ... [2022-10-16 13:03:26,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:03:26,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:03:26,041 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) [2022-10-16 13:03:26,065 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 [2022-10-16 13:03:26,112 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2022-10-16 13:03:26,112 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2022-10-16 13:03:26,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 13:03:26,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-16 13:03:26,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 13:03:26,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-16 13:03:26,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-16 13:03:26,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 13:03:26,113 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-10-16 13:03:26,114 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-10-16 13:03:26,114 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2022-10-16 13:03:26,114 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2022-10-16 13:03:26,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-16 13:03:26,114 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-16 13:03:26,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 13:03:26,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 13:03:26,115 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2022-10-16 13:03:26,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2022-10-16 13:03:26,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 13:03:26,115 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_suspend [2022-10-16 13:03:26,115 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_suspend [2022-10-16 13:03:26,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-16 13:03:26,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-16 13:03:26,116 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_resume [2022-10-16 13:03:26,116 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_resume [2022-10-16 13:03:26,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-16 13:03:26,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-16 13:03:26,117 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-10-16 13:03:26,117 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-10-16 13:03:26,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-16 13:03:26,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-16 13:03:26,117 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-16 13:03:26,118 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-16 13:03:26,118 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_tx_fixup [2022-10-16 13:03:26,118 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_tx_fixup [2022-10-16 13:03:26,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 13:03:26,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2022-10-16 13:03:26,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2022-10-16 13:03:26,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_4 [2022-10-16 13:03:26,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_4 [2022-10-16 13:03:26,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 13:03:26,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-16 13:03:26,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-16 13:03:26,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 13:03:26,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 13:03:26,119 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 13:03:26,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 13:03:26,120 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_bind [2022-10-16 13:03:26,120 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_bind [2022-10-16 13:03:26,121 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_manage_power [2022-10-16 13:03:26,121 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_manage_power [2022-10-16 13:03:26,121 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-16 13:03:26,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-16 13:03:26,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 13:03:26,122 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-10-16 13:03:26,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 13:03:26,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 13:03:26,123 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-16 13:03:26,123 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-10-16 13:03:26,124 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_rx_fixup [2022-10-16 13:03:26,124 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_rx_fixup [2022-10-16 13:03:26,125 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-10-16 13:03:26,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-10-16 13:03:26,126 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_ncm_unbind [2022-10-16 13:03:26,126 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_ncm_unbind [2022-10-16 13:03:26,126 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_unbind [2022-10-16 13:03:26,126 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_unbind [2022-10-16 13:03:26,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 13:03:26,127 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2022-10-16 13:03:26,127 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2022-10-16 13:03:26,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-16 13:03:26,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-16 13:03:26,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-16 13:03:26,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 13:03:26,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 13:03:26,130 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hdr [2022-10-16 13:03:26,130 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hdr [2022-10-16 13:03:26,130 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-16 13:03:26,130 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-16 13:03:26,643 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 13:03:26,647 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 13:03:27,588 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-16 13:03:27,892 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2022-10-16 13:03:28,304 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 13:03:28,318 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 13:03:28,319 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 13:03:28,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:03:28 BoogieIcfgContainer [2022-10-16 13:03:28,322 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 13:03:28,325 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 13:03:28,325 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 13:03:28,329 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 13:03:28,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 01:03:23" (1/3) ... [2022-10-16 13:03:28,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11c3bf1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:03:28, skipping insertion in model container [2022-10-16 13:03:28,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:03:25" (2/3) ... [2022-10-16 13:03:28,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11c3bf1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:03:28, skipping insertion in model container [2022-10-16 13:03:28,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:03:28" (3/3) ... [2022-10-16 13:03:28,332 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i [2022-10-16 13:03:28,356 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 13:03:28,356 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2022-10-16 13:03:28,454 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 13:03:28,466 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;@4b20c852, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 13:03:28,466 INFO L358 AbstractCegarLoop]: Starting to check reachability of 38 error locations. [2022-10-16 13:03:28,478 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) [2022-10-16 13:03:28,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-16 13:03:28,494 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:03:28,495 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] [2022-10-16 13:03:28,495 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)] === [2022-10-16 13:03:28,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:03:28,502 INFO L85 PathProgramCache]: Analyzing trace with hash 433325834, now seen corresponding path program 1 times [2022-10-16 13:03:28,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:03:28,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929382093] [2022-10-16 13:03:28,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:03:28,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:03:28,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:29,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:03:29,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:29,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:03:29,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:29,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:03:29,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:29,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:03:29,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:29,131 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-16 13:03:29,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:03:29,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929382093] [2022-10-16 13:03:29,134 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929382093] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:03:29,134 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:03:29,134 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:03:29,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318525661] [2022-10-16 13:03:29,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:03:29,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:03:29,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:03:29,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:03:29,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:03:29,181 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) [2022-10-16 13:03:31,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:03:31,495 INFO L93 Difference]: Finished difference Result 1812 states and 2588 transitions. [2022-10-16 13:03:31,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:03:31,498 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 [2022-10-16 13:03:31,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:03:31,536 INFO L225 Difference]: With dead ends: 1812 [2022-10-16 13:03:31,536 INFO L226 Difference]: Without dead ends: 1167 [2022-10-16 13:03:31,572 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 [2022-10-16 13:03:31,583 INFO L413 NwaCegarLoop]: 877 mSDtfsCounter, 1144 mSDsluCounter, 1728 mSDsCounter, 0 mSdLazyCounter, 652 mSolverCounterSat, 403 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1196 SdHoareTripleChecker+Valid, 2605 SdHoareTripleChecker+Invalid, 1055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 403 IncrementalHoareTripleChecker+Valid, 652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-10-16 13:03:31,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1196 Valid, 2605 Invalid, 1055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [403 Valid, 652 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-10-16 13:03:31,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1167 states. [2022-10-16 13:03:31,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1167 to 966. [2022-10-16 13:03:31,754 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) [2022-10-16 13:03:31,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 966 states and 1346 transitions. [2022-10-16 13:03:31,773 INFO L78 Accepts]: Start accepts. Automaton has 966 states and 1346 transitions. Word has length 35 [2022-10-16 13:03:31,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:03:31,774 INFO L495 AbstractCegarLoop]: Abstraction has 966 states and 1346 transitions. [2022-10-16 13:03:31,775 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) [2022-10-16 13:03:31,775 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1346 transitions. [2022-10-16 13:03:31,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-16 13:03:31,782 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:03:31,783 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] [2022-10-16 13:03:31,783 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 13:03:31,784 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)] === [2022-10-16 13:03:31,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:03:31,784 INFO L85 PathProgramCache]: Analyzing trace with hash 1545405338, now seen corresponding path program 1 times [2022-10-16 13:03:31,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:03:31,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386550811] [2022-10-16 13:03:31,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:03:31,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:03:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:31,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:03:31,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:32,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:03:32,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:32,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:03:32,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:32,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:03:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:32,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 13:03:32,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:32,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:03:32,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:32,071 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-16 13:03:32,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:03:32,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386550811] [2022-10-16 13:03:32,072 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386550811] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:03:32,072 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:03:32,072 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:03:32,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791067859] [2022-10-16 13:03:32,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:03:32,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:03:32,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:03:32,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:03:32,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:03:32,076 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) [2022-10-16 13:03:34,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:03:34,059 INFO L93 Difference]: Finished difference Result 3103 states and 4378 transitions. [2022-10-16 13:03:34,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:03:34,060 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 [2022-10-16 13:03:34,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:03:34,081 INFO L225 Difference]: With dead ends: 3103 [2022-10-16 13:03:34,082 INFO L226 Difference]: Without dead ends: 2158 [2022-10-16 13:03:34,090 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 [2022-10-16 13:03:34,092 INFO L413 NwaCegarLoop]: 756 mSDtfsCounter, 1230 mSDsluCounter, 1508 mSDsCounter, 0 mSdLazyCounter, 653 mSolverCounterSat, 416 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s 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, 1.7s IncrementalHoareTripleChecker+Time [2022-10-16 13:03:34,093 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1290 Valid, 2264 Invalid, 1069 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [416 Valid, 653 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-10-16 13:03:34,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2158 states. [2022-10-16 13:03:34,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2158 to 1796. [2022-10-16 13:03:34,247 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) [2022-10-16 13:03:34,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 1796 states and 2526 transitions. [2022-10-16 13:03:34,261 INFO L78 Accepts]: Start accepts. Automaton has 1796 states and 2526 transitions. Word has length 48 [2022-10-16 13:03:34,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:03:34,262 INFO L495 AbstractCegarLoop]: Abstraction has 1796 states and 2526 transitions. [2022-10-16 13:03:34,262 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) [2022-10-16 13:03:34,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 2526 transitions. [2022-10-16 13:03:34,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-16 13:03:34,265 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:03:34,265 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] [2022-10-16 13:03:34,266 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 13:03:34,266 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)] === [2022-10-16 13:03:34,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:03:34,267 INFO L85 PathProgramCache]: Analyzing trace with hash 1171161981, now seen corresponding path program 1 times [2022-10-16 13:03:34,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:03:34,267 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106604229] [2022-10-16 13:03:34,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:03:34,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:03:34,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:34,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:03:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:34,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:03:34,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:34,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:03:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:34,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:03:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:34,453 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-16 13:03:34,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:03:34,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106604229] [2022-10-16 13:03:34,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106604229] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:03:34,454 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:03:34,455 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:03:34,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494249671] [2022-10-16 13:03:34,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:03:34,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:03:34,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:03:34,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:03:34,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:03:34,457 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) [2022-10-16 13:03:36,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:03:36,975 INFO L93 Difference]: Finished difference Result 5103 states and 7237 transitions. [2022-10-16 13:03:36,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:03:36,976 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 [2022-10-16 13:03:36,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:03:37,006 INFO L225 Difference]: With dead ends: 5103 [2022-10-16 13:03:37,006 INFO L226 Difference]: Without dead ends: 3328 [2022-10-16 13:03:37,020 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:03:37,033 INFO L413 NwaCegarLoop]: 1139 mSDtfsCounter, 1028 mSDsluCounter, 2045 mSDsCounter, 0 mSdLazyCounter, 808 mSolverCounterSat, 310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s 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, 2.2s IncrementalHoareTripleChecker+Time [2022-10-16 13:03:37,038 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1085 Valid, 3184 Invalid, 1118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 808 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-10-16 13:03:37,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3328 states. [2022-10-16 13:03:37,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3328 to 2793. [2022-10-16 13:03:37,229 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) [2022-10-16 13:03:37,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2793 states to 2793 states and 3928 transitions. [2022-10-16 13:03:37,251 INFO L78 Accepts]: Start accepts. Automaton has 2793 states and 3928 transitions. Word has length 48 [2022-10-16 13:03:37,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:03:37,256 INFO L495 AbstractCegarLoop]: Abstraction has 2793 states and 3928 transitions. [2022-10-16 13:03:37,256 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) [2022-10-16 13:03:37,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2793 states and 3928 transitions. [2022-10-16 13:03:37,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-16 13:03:37,259 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:03:37,260 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] [2022-10-16 13:03:37,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 13:03:37,261 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)] === [2022-10-16 13:03:37,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:03:37,261 INFO L85 PathProgramCache]: Analyzing trace with hash 115154562, now seen corresponding path program 1 times [2022-10-16 13:03:37,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:03:37,262 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200067760] [2022-10-16 13:03:37,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:03:37,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:03:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:37,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:03:37,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:37,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:03:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:37,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:03:37,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:37,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:03:37,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:37,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 13:03:37,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:37,500 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-16 13:03:37,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:03:37,500 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200067760] [2022-10-16 13:03:37,501 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200067760] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:03:37,501 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:03:37,501 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:03:37,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057182374] [2022-10-16 13:03:37,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:03:37,502 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:03:37,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:03:37,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:03:37,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:03:37,503 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) [2022-10-16 13:03:39,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:03:39,002 INFO L93 Difference]: Finished difference Result 6049 states and 8622 transitions. [2022-10-16 13:03:39,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 13:03:39,003 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 [2022-10-16 13:03:39,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:03:39,026 INFO L225 Difference]: With dead ends: 6049 [2022-10-16 13:03:39,026 INFO L226 Difference]: Without dead ends: 3289 [2022-10-16 13:03:39,037 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 [2022-10-16 13:03:39,039 INFO L413 NwaCegarLoop]: 703 mSDtfsCounter, 257 mSDsluCounter, 1519 mSDsCounter, 0 mSdLazyCounter, 513 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-10-16 13:03:39,039 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [266 Valid, 2222 Invalid, 700 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 513 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-10-16 13:03:39,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3289 states. [2022-10-16 13:03:39,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3289 to 2780. [2022-10-16 13:03:39,183 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) [2022-10-16 13:03:39,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 2780 states and 3911 transitions. [2022-10-16 13:03:39,198 INFO L78 Accepts]: Start accepts. Automaton has 2780 states and 3911 transitions. Word has length 54 [2022-10-16 13:03:39,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:03:39,199 INFO L495 AbstractCegarLoop]: Abstraction has 2780 states and 3911 transitions. [2022-10-16 13:03:39,199 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) [2022-10-16 13:03:39,199 INFO L276 IsEmpty]: Start isEmpty. Operand 2780 states and 3911 transitions. [2022-10-16 13:03:39,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-16 13:03:39,201 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:03:39,204 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] [2022-10-16 13:03:39,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 13:03:39,204 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)] === [2022-10-16 13:03:39,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:03:39,205 INFO L85 PathProgramCache]: Analyzing trace with hash 1484868576, now seen corresponding path program 1 times [2022-10-16 13:03:39,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:03:39,205 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705176721] [2022-10-16 13:03:39,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:03:39,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:03:39,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:39,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:03:39,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:39,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:03:39,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:39,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:03:39,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:39,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:03:39,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:39,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 13:03:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:39,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:03:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:39,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 13:03:39,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:39,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 13:03:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:39,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:03:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:39,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:03:39,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:39,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:03:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:39,633 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-10-16 13:03:39,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:03:39,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705176721] [2022-10-16 13:03:39,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705176721] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:03:39,634 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:03:39,634 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:03:39,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005027999] [2022-10-16 13:03:39,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:03:39,635 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:03:39,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:03:39,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:03:39,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:03:39,637 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) [2022-10-16 13:03:41,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:03:41,624 INFO L93 Difference]: Finished difference Result 6516 states and 9386 transitions. [2022-10-16 13:03:41,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:03:41,626 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 [2022-10-16 13:03:41,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:03:41,674 INFO L225 Difference]: With dead ends: 6516 [2022-10-16 13:03:41,675 INFO L226 Difference]: Without dead ends: 6502 [2022-10-16 13:03:41,680 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 [2022-10-16 13:03:41,681 INFO L413 NwaCegarLoop]: 755 mSDtfsCounter, 1251 mSDsluCounter, 1491 mSDsCounter, 0 mSdLazyCounter, 711 mSolverCounterSat, 443 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s 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, 1.6s IncrementalHoareTripleChecker+Time [2022-10-16 13:03:41,681 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1310 Valid, 2246 Invalid, 1154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [443 Valid, 711 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-10-16 13:03:41,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6502 states. [2022-10-16 13:03:42,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6502 to 5489. [2022-10-16 13:03:42,014 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) [2022-10-16 13:03:42,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5489 states to 5489 states and 7724 transitions. [2022-10-16 13:03:42,103 INFO L78 Accepts]: Start accepts. Automaton has 5489 states and 7724 transitions. Word has length 92 [2022-10-16 13:03:42,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:03:42,105 INFO L495 AbstractCegarLoop]: Abstraction has 5489 states and 7724 transitions. [2022-10-16 13:03:42,108 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) [2022-10-16 13:03:42,111 INFO L276 IsEmpty]: Start isEmpty. Operand 5489 states and 7724 transitions. [2022-10-16 13:03:42,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-10-16 13:03:42,116 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:03:42,117 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] [2022-10-16 13:03:42,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 13:03:42,117 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)] === [2022-10-16 13:03:42,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:03:42,118 INFO L85 PathProgramCache]: Analyzing trace with hash 802632669, now seen corresponding path program 1 times [2022-10-16 13:03:42,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:03:42,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71438976] [2022-10-16 13:03:42,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:03:42,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:03:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:42,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:03:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:42,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:03:42,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:42,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:03:42,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:42,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:03:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:42,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 13:03:42,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:42,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:03:42,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:42,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 13:03:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:42,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 13:03:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:42,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:03:42,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:42,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:03:42,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:42,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:03:42,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:42,451 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-10-16 13:03:42,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:03:42,451 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71438976] [2022-10-16 13:03:42,451 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71438976] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:03:42,452 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:03:42,452 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:03:42,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710378618] [2022-10-16 13:03:42,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:03:42,453 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:03:42,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:03:42,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:03:42,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:03:42,454 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) [2022-10-16 13:03:44,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:03:44,801 INFO L93 Difference]: Finished difference Result 15012 states and 21436 transitions. [2022-10-16 13:03:44,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:03:44,802 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 [2022-10-16 13:03:44,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:03:44,866 INFO L225 Difference]: With dead ends: 15012 [2022-10-16 13:03:44,867 INFO L226 Difference]: Without dead ends: 9560 [2022-10-16 13:03:44,895 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:03:44,896 INFO L413 NwaCegarLoop]: 1241 mSDtfsCounter, 922 mSDsluCounter, 2210 mSDsCounter, 0 mSdLazyCounter, 812 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s 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, 1.8s IncrementalHoareTripleChecker+Time [2022-10-16 13:03:44,896 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [970 Valid, 3451 Invalid, 1074 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 812 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-10-16 13:03:44,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9560 states. [2022-10-16 13:03:45,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9560 to 8099. [2022-10-16 13:03:45,461 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) [2022-10-16 13:03:45,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8099 states to 8099 states and 11382 transitions. [2022-10-16 13:03:45,503 INFO L78 Accepts]: Start accepts. Automaton has 8099 states and 11382 transitions. Word has length 101 [2022-10-16 13:03:45,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:03:45,504 INFO L495 AbstractCegarLoop]: Abstraction has 8099 states and 11382 transitions. [2022-10-16 13:03:45,505 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) [2022-10-16 13:03:45,505 INFO L276 IsEmpty]: Start isEmpty. Operand 8099 states and 11382 transitions. [2022-10-16 13:03:45,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-16 13:03:45,515 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:03:45,515 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] [2022-10-16 13:03:45,516 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 13:03:45,516 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)] === [2022-10-16 13:03:45,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:03:45,516 INFO L85 PathProgramCache]: Analyzing trace with hash -1429166549, now seen corresponding path program 1 times [2022-10-16 13:03:45,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:03:45,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459535833] [2022-10-16 13:03:45,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:03:45,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:03:45,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:45,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:03:45,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:45,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:03:45,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:45,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:03:45,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:45,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:03:45,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:45,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 13:03:45,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:45,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:03:45,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:45,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 13:03:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:45,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 13:03:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:45,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:03:45,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:45,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:03:45,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:45,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:03:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:45,954 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-16 13:03:45,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:03:45,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459535833] [2022-10-16 13:03:45,955 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459535833] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:03:45,955 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:03:45,955 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:03:45,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980579771] [2022-10-16 13:03:45,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:03:45,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:03:45,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:03:45,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:03:45,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:03:45,957 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) [2022-10-16 13:03:47,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:03:47,670 INFO L93 Difference]: Finished difference Result 10295 states and 14928 transitions. [2022-10-16 13:03:47,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 13:03:47,671 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 [2022-10-16 13:03:47,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:03:47,721 INFO L225 Difference]: With dead ends: 10295 [2022-10-16 13:03:47,722 INFO L226 Difference]: Without dead ends: 10294 [2022-10-16 13:03:47,727 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 [2022-10-16 13:03:47,728 INFO L413 NwaCegarLoop]: 728 mSDtfsCounter, 478 mSDsluCounter, 1444 mSDsCounter, 0 mSdLazyCounter, 528 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-10-16 13:03:47,728 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [512 Valid, 2172 Invalid, 717 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 528 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-10-16 13:03:47,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10294 states. [2022-10-16 13:03:48,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10294 to 8098. [2022-10-16 13:03:48,270 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) [2022-10-16 13:03:48,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8098 states to 8098 states and 11364 transitions. [2022-10-16 13:03:48,303 INFO L78 Accepts]: Start accepts. Automaton has 8098 states and 11364 transitions. Word has length 104 [2022-10-16 13:03:48,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:03:48,305 INFO L495 AbstractCegarLoop]: Abstraction has 8098 states and 11364 transitions. [2022-10-16 13:03:48,305 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) [2022-10-16 13:03:48,305 INFO L276 IsEmpty]: Start isEmpty. Operand 8098 states and 11364 transitions. [2022-10-16 13:03:48,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-16 13:03:48,311 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:03:48,311 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] [2022-10-16 13:03:48,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-16 13:03:48,312 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)] === [2022-10-16 13:03:48,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:03:48,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1428838088, now seen corresponding path program 1 times [2022-10-16 13:03:48,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:03:48,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410914552] [2022-10-16 13:03:48,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:03:48,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:03:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:48,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:03:48,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:48,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:03:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:48,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:03:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:48,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:03:48,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:48,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 13:03:48,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:48,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:03:48,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:48,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 13:03:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:48,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 13:03:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:48,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:03:48,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:48,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:03:48,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:48,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:03:48,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:48,633 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-16 13:03:48,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:03:48,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410914552] [2022-10-16 13:03:48,633 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410914552] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:03:48,633 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:03:48,633 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:03:48,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785303841] [2022-10-16 13:03:48,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:03:48,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:03:48,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:03:48,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:03:48,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:03:48,635 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) [2022-10-16 13:03:50,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:03:50,223 INFO L93 Difference]: Finished difference Result 9515 states and 13662 transitions. [2022-10-16 13:03:50,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 13:03:50,224 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 [2022-10-16 13:03:50,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:03:50,263 INFO L225 Difference]: With dead ends: 9515 [2022-10-16 13:03:50,263 INFO L226 Difference]: Without dead ends: 9514 [2022-10-16 13:03:50,269 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 [2022-10-16 13:03:50,270 INFO L413 NwaCegarLoop]: 696 mSDtfsCounter, 461 mSDsluCounter, 1361 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-10-16 13:03:50,270 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [495 Valid, 2057 Invalid, 679 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-10-16 13:03:50,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9514 states. [2022-10-16 13:03:50,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9514 to 8097. [2022-10-16 13:03:50,779 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) [2022-10-16 13:03:50,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8097 states to 8097 states and 11346 transitions. [2022-10-16 13:03:50,813 INFO L78 Accepts]: Start accepts. Automaton has 8097 states and 11346 transitions. Word has length 104 [2022-10-16 13:03:50,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:03:50,814 INFO L495 AbstractCegarLoop]: Abstraction has 8097 states and 11346 transitions. [2022-10-16 13:03:50,814 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) [2022-10-16 13:03:50,814 INFO L276 IsEmpty]: Start isEmpty. Operand 8097 states and 11346 transitions. [2022-10-16 13:03:50,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-10-16 13:03:50,820 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:03:50,820 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] [2022-10-16 13:03:50,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-16 13:03:50,820 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)] === [2022-10-16 13:03:50,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:03:50,821 INFO L85 PathProgramCache]: Analyzing trace with hash -487182069, now seen corresponding path program 1 times [2022-10-16 13:03:50,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:03:50,821 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042600764] [2022-10-16 13:03:50,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:03:50,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:03:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:51,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:03:51,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:51,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:03:51,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:51,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:03:51,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:51,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:03:51,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:51,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 13:03:51,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:51,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:03:51,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:51,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 13:03:51,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:51,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 13:03:51,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:51,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:03:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:51,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:03:51,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:51,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:03:51,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:51,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 13:03:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:51,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 13:03:51,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:51,176 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-16 13:03:51,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:03:51,176 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042600764] [2022-10-16 13:03:51,176 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042600764] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:03:51,176 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:03:51,177 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:03:51,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252858827] [2022-10-16 13:03:51,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:03:51,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:03:51,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:03:51,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:03:51,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:03:51,179 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) [2022-10-16 13:03:53,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:03:53,117 INFO L93 Difference]: Finished difference Result 15818 states and 22458 transitions. [2022-10-16 13:03:53,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:03:53,117 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 [2022-10-16 13:03:53,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:03:53,153 INFO L225 Difference]: With dead ends: 15818 [2022-10-16 13:03:53,153 INFO L226 Difference]: Without dead ends: 7758 [2022-10-16 13:03:53,191 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 [2022-10-16 13:03:53,192 INFO L413 NwaCegarLoop]: 801 mSDtfsCounter, 1084 mSDsluCounter, 1558 mSDsCounter, 0 mSdLazyCounter, 647 mSolverCounterSat, 361 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-10-16 13:03:53,193 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1132 Valid, 2359 Invalid, 1008 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [361 Valid, 647 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-10-16 13:03:53,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7758 states. [2022-10-16 13:03:53,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7758 to 6570. [2022-10-16 13:03:53,655 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) [2022-10-16 13:03:53,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6570 states to 6570 states and 9234 transitions. [2022-10-16 13:03:53,686 INFO L78 Accepts]: Start accepts. Automaton has 6570 states and 9234 transitions. Word has length 105 [2022-10-16 13:03:53,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:03:53,687 INFO L495 AbstractCegarLoop]: Abstraction has 6570 states and 9234 transitions. [2022-10-16 13:03:53,687 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) [2022-10-16 13:03:53,687 INFO L276 IsEmpty]: Start isEmpty. Operand 6570 states and 9234 transitions. [2022-10-16 13:03:53,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-16 13:03:53,692 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:03:53,692 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] [2022-10-16 13:03:53,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-16 13:03:53,692 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)] === [2022-10-16 13:03:53,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:03:53,693 INFO L85 PathProgramCache]: Analyzing trace with hash -1741512848, now seen corresponding path program 1 times [2022-10-16 13:03:53,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:03:53,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391070562] [2022-10-16 13:03:53,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:03:53,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:03:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:53,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:03:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:53,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:03:53,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:53,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:03:53,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:53,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:03:53,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:53,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 13:03:53,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:53,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:03:53,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:53,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 13:03:53,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:53,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 13:03:53,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:53,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:03:53,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:53,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:03:53,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:53,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:03:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:53,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 13:03:53,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:53,914 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-16 13:03:53,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:03:53,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391070562] [2022-10-16 13:03:53,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391070562] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:03:53,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:03:53,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:03:53,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653200031] [2022-10-16 13:03:53,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:03:53,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:03:53,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:03:53,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:03:53,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:03:53,917 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) [2022-10-16 13:03:55,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:03:55,921 INFO L93 Difference]: Finished difference Result 14254 states and 20315 transitions. [2022-10-16 13:03:55,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 13:03:55,922 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 [2022-10-16 13:03:55,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:03:55,954 INFO L225 Difference]: With dead ends: 14254 [2022-10-16 13:03:55,955 INFO L226 Difference]: Without dead ends: 7738 [2022-10-16 13:03:55,980 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 [2022-10-16 13:03:55,981 INFO L413 NwaCegarLoop]: 695 mSDtfsCounter, 255 mSDsluCounter, 1493 mSDsCounter, 0 mSdLazyCounter, 524 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-10-16 13:03:55,981 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [264 Valid, 2188 Invalid, 710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 524 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-10-16 13:03:55,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7738 states. [2022-10-16 13:03:56,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7738 to 6570. [2022-10-16 13:03:56,347 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) [2022-10-16 13:03:56,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6570 states to 6570 states and 9189 transitions. [2022-10-16 13:03:56,376 INFO L78 Accepts]: Start accepts. Automaton has 6570 states and 9189 transitions. Word has length 107 [2022-10-16 13:03:56,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:03:56,377 INFO L495 AbstractCegarLoop]: Abstraction has 6570 states and 9189 transitions. [2022-10-16 13:03:56,377 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) [2022-10-16 13:03:56,377 INFO L276 IsEmpty]: Start isEmpty. Operand 6570 states and 9189 transitions. [2022-10-16 13:03:56,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-10-16 13:03:56,381 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:03:56,382 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] [2022-10-16 13:03:56,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-16 13:03:56,382 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)] === [2022-10-16 13:03:56,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:03:56,383 INFO L85 PathProgramCache]: Analyzing trace with hash -1354489906, now seen corresponding path program 1 times [2022-10-16 13:03:56,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:03:56,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822322392] [2022-10-16 13:03:56,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:03:56,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:03:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:56,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:03:56,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:56,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:03:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:56,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:03:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:56,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:03:56,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:56,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 13:03:56,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:56,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:03:56,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:56,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 13:03:56,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:56,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 13:03:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:56,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:03:56,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:56,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:03:56,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:56,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:03:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:56,702 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-16 13:03:56,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:03:56,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822322392] [2022-10-16 13:03:56,703 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822322392] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:03:56,703 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:03:56,703 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:03:56,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326457108] [2022-10-16 13:03:56,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:03:56,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:03:56,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:03:56,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:03:56,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:03:56,705 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) [2022-10-16 13:03:58,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:03:58,399 INFO L93 Difference]: Finished difference Result 8369 states and 12043 transitions. [2022-10-16 13:03:58,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 13:03:58,400 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 [2022-10-16 13:03:58,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:03:58,436 INFO L225 Difference]: With dead ends: 8369 [2022-10-16 13:03:58,436 INFO L226 Difference]: Without dead ends: 8368 [2022-10-16 13:03:58,442 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 [2022-10-16 13:03:58,443 INFO L413 NwaCegarLoop]: 720 mSDtfsCounter, 470 mSDsluCounter, 1403 mSDsCounter, 0 mSdLazyCounter, 519 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-10-16 13:03:58,443 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [504 Valid, 2123 Invalid, 708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 519 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-10-16 13:03:58,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8368 states. [2022-10-16 13:03:58,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8368 to 6569. [2022-10-16 13:03:58,881 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) [2022-10-16 13:03:58,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6569 states to 6569 states and 9174 transitions. [2022-10-16 13:03:58,912 INFO L78 Accepts]: Start accepts. Automaton has 6569 states and 9174 transitions. Word has length 105 [2022-10-16 13:03:58,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:03:58,913 INFO L495 AbstractCegarLoop]: Abstraction has 6569 states and 9174 transitions. [2022-10-16 13:03:58,913 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) [2022-10-16 13:03:58,913 INFO L276 IsEmpty]: Start isEmpty. Operand 6569 states and 9174 transitions. [2022-10-16 13:03:58,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-10-16 13:03:58,917 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:03:58,918 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] [2022-10-16 13:03:58,918 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-16 13:03:58,918 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)] === [2022-10-16 13:03:58,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:03:58,919 INFO L85 PathProgramCache]: Analyzing trace with hash -1344307351, now seen corresponding path program 1 times [2022-10-16 13:03:58,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:03:58,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257453138] [2022-10-16 13:03:58,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:03:58,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:03:58,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:59,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:03:59,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:59,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:03:59,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:59,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:03:59,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:59,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:03:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:59,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 13:03:59,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:59,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:03:59,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:59,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 13:03:59,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:59,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 13:03:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:59,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:03:59,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:59,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:03:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:59,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:03:59,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:03:59,203 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-16 13:03:59,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:03:59,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257453138] [2022-10-16 13:03:59,204 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257453138] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:03:59,204 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:03:59,204 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:03:59,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220571637] [2022-10-16 13:03:59,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:03:59,205 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:03:59,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:03:59,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:03:59,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:03:59,206 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) [2022-10-16 13:04:00,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:04:00,881 INFO L93 Difference]: Finished difference Result 10194 states and 14983 transitions. [2022-10-16 13:04:00,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 13:04:00,881 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 [2022-10-16 13:04:00,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:04:00,921 INFO L225 Difference]: With dead ends: 10194 [2022-10-16 13:04:00,922 INFO L226 Difference]: Without dead ends: 10193 [2022-10-16 13:04:00,929 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 [2022-10-16 13:04:00,929 INFO L413 NwaCegarLoop]: 781 mSDtfsCounter, 499 mSDsluCounter, 1632 mSDsCounter, 0 mSdLazyCounter, 586 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 535 SdHoareTripleChecker+Valid, 2413 SdHoareTripleChecker+Invalid, 796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-10-16 13:04:00,930 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [535 Valid, 2413 Invalid, 796 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 586 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-10-16 13:04:00,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10193 states. [2022-10-16 13:04:01,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10193 to 8369. [2022-10-16 13:04:01,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8369 states, 6800 states have (on average 1.4198529411764707) internal successors, (9655), 6851 states have internal predecessors, (9655), 1162 states have call successors, (1162), 376 states have call predecessors, (1162), 376 states have return successors, (1162), 1156 states have call predecessors, (1162), 1162 states have call successors, (1162) [2022-10-16 13:04:01,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8369 states to 8369 states and 11979 transitions. [2022-10-16 13:04:01,660 INFO L78 Accepts]: Start accepts. Automaton has 8369 states and 11979 transitions. Word has length 105 [2022-10-16 13:04:01,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:04:01,661 INFO L495 AbstractCegarLoop]: Abstraction has 8369 states and 11979 transitions. [2022-10-16 13:04:01,662 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) [2022-10-16 13:04:01,662 INFO L276 IsEmpty]: Start isEmpty. Operand 8369 states and 11979 transitions. [2022-10-16 13:04:01,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-10-16 13:04:01,667 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:04:01,667 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, 1, 1] [2022-10-16 13:04:01,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-10-16 13:04:01,668 INFO L420 AbstractCegarLoop]: === Iteration 13 === 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)] === [2022-10-16 13:04:01,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:04:01,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1443457035, now seen corresponding path program 1 times [2022-10-16 13:04:01,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:04:01,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541412999] [2022-10-16 13:04:01,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:04:01,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:04:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:01,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:04:01,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:01,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:04:01,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:01,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:04:01,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:02,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:04:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:02,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 13:04:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:02,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:04:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:02,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 13:04:02,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:02,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 13:04:02,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:02,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:04:02,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:02,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:04:02,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:02,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:04:02,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:02,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 13:04:02,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:02,066 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-16 13:04:02,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:04:02,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541412999] [2022-10-16 13:04:02,066 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541412999] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:04:02,067 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:04:02,067 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:04:02,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125863052] [2022-10-16 13:04:02,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:04:02,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:04:02,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:04:02,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:04:02,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:04:02,068 INFO L87 Difference]: Start difference. First operand 8369 states and 11979 transitions. Second operand has 5 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 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) [2022-10-16 13:04:03,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:04:03,685 INFO L93 Difference]: Finished difference Result 10395 states and 15273 transitions. [2022-10-16 13:04:03,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 13:04:03,686 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 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 109 [2022-10-16 13:04:03,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:04:03,788 INFO L225 Difference]: With dead ends: 10395 [2022-10-16 13:04:03,788 INFO L226 Difference]: Without dead ends: 10393 [2022-10-16 13:04:03,792 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:04:03,793 INFO L413 NwaCegarLoop]: 726 mSDtfsCounter, 292 mSDsluCounter, 1544 mSDsCounter, 0 mSdLazyCounter, 521 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 302 SdHoareTripleChecker+Valid, 2270 SdHoareTripleChecker+Invalid, 703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 521 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-10-16 13:04:03,794 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [302 Valid, 2270 Invalid, 703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 521 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-10-16 13:04:03,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10393 states. [2022-10-16 13:04:04,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10393 to 8367. [2022-10-16 13:04:04,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8367 states, 6800 states have (on average 1.4154411764705883) internal successors, (9625), 6849 states have internal predecessors, (9625), 1162 states have call successors, (1162), 376 states have call predecessors, (1162), 376 states have return successors, (1162), 1156 states have call predecessors, (1162), 1162 states have call successors, (1162) [2022-10-16 13:04:04,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8367 states to 8367 states and 11949 transitions. [2022-10-16 13:04:04,380 INFO L78 Accepts]: Start accepts. Automaton has 8367 states and 11949 transitions. Word has length 109 [2022-10-16 13:04:04,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:04:04,381 INFO L495 AbstractCegarLoop]: Abstraction has 8367 states and 11949 transitions. [2022-10-16 13:04:04,381 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 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) [2022-10-16 13:04:04,381 INFO L276 IsEmpty]: Start isEmpty. Operand 8367 states and 11949 transitions. [2022-10-16 13:04:04,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-16 13:04:04,388 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:04:04,388 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 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] [2022-10-16 13:04:04,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-10-16 13:04:04,389 INFO L420 AbstractCegarLoop]: === Iteration 14 === 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)] === [2022-10-16 13:04:04,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:04:04,389 INFO L85 PathProgramCache]: Analyzing trace with hash -238310794, now seen corresponding path program 1 times [2022-10-16 13:04:04,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:04:04,389 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613849305] [2022-10-16 13:04:04,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:04:04,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:04:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:04,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:04:04,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:04,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:04:04,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:04,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:04:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:04,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:04:04,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:04,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 13:04:04,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:04,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:04:04,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:04,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 13:04:04,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:04,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 13:04:04,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:04,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:04:04,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:04,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:04:04,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:04,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:04:04,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:04,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 13:04:04,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:04,704 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-10-16 13:04:04,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:04:04,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613849305] [2022-10-16 13:04:04,704 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613849305] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:04:04,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [883332606] [2022-10-16 13:04:04,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:04:04,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:04:04,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:04:04,709 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:04:04,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-16 13:04:05,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:05,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 1223 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 13:04:05,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:04:05,368 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 28 proven. 6 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2022-10-16 13:04:05,368 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 13:04:05,515 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-10-16 13:04:05,516 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [883332606] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 13:04:05,516 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 13:04:05,516 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 8 [2022-10-16 13:04:05,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86953916] [2022-10-16 13:04:05,517 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 13:04:05,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-16 13:04:05,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:04:05,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-16 13:04:05,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2022-10-16 13:04:05,519 INFO L87 Difference]: Start difference. First operand 8367 states and 11949 transitions. Second operand has 9 states, 8 states have (on average 16.75) internal successors, (134), 7 states have internal predecessors, (134), 6 states have call successors, (32), 5 states have call predecessors, (32), 3 states have return successors, (28), 6 states have call predecessors, (28), 6 states have call successors, (28) [2022-10-16 13:04:12,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:04:12,480 INFO L93 Difference]: Finished difference Result 34081 states and 50059 transitions. [2022-10-16 13:04:12,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-16 13:04:12,481 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 16.75) internal successors, (134), 7 states have internal predecessors, (134), 6 states have call successors, (32), 5 states have call predecessors, (32), 3 states have return successors, (28), 6 states have call predecessors, (28), 6 states have call successors, (28) Word has length 107 [2022-10-16 13:04:12,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:04:12,589 INFO L225 Difference]: With dead ends: 34081 [2022-10-16 13:04:12,590 INFO L226 Difference]: Without dead ends: 34074 [2022-10-16 13:04:12,605 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=125, Invalid=217, Unknown=0, NotChecked=0, Total=342 [2022-10-16 13:04:12,605 INFO L413 NwaCegarLoop]: 1000 mSDtfsCounter, 6229 mSDsluCounter, 3371 mSDsCounter, 0 mSdLazyCounter, 2351 mSolverCounterSat, 1875 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6468 SdHoareTripleChecker+Valid, 4371 SdHoareTripleChecker+Invalid, 4226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1875 IncrementalHoareTripleChecker+Valid, 2351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-10-16 13:04:12,606 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6468 Valid, 4371 Invalid, 4226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1875 Valid, 2351 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2022-10-16 13:04:12,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34074 states. [2022-10-16 13:04:14,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34074 to 21535. [2022-10-16 13:04:14,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21535 states, 17530 states have (on average 1.4128351397604106) internal successors, (24767), 17627 states have internal predecessors, (24767), 3004 states have call successors, (3004), 976 states have call predecessors, (3004), 976 states have return successors, (3004), 2970 states have call predecessors, (3004), 3004 states have call successors, (3004) [2022-10-16 13:04:14,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21535 states to 21535 states and 30775 transitions. [2022-10-16 13:04:14,677 INFO L78 Accepts]: Start accepts. Automaton has 21535 states and 30775 transitions. Word has length 107 [2022-10-16 13:04:14,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:04:14,677 INFO L495 AbstractCegarLoop]: Abstraction has 21535 states and 30775 transitions. [2022-10-16 13:04:14,678 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 16.75) internal successors, (134), 7 states have internal predecessors, (134), 6 states have call successors, (32), 5 states have call predecessors, (32), 3 states have return successors, (28), 6 states have call predecessors, (28), 6 states have call successors, (28) [2022-10-16 13:04:14,678 INFO L276 IsEmpty]: Start isEmpty. Operand 21535 states and 30775 transitions. [2022-10-16 13:04:14,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-10-16 13:04:14,683 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:04:14,683 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 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] [2022-10-16 13:04:14,723 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-16 13:04:14,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-10-16 13:04:14,897 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-10-16 13:04:14,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:04:14,898 INFO L85 PathProgramCache]: Analyzing trace with hash 1202300944, now seen corresponding path program 1 times [2022-10-16 13:04:14,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:04:14,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937770379] [2022-10-16 13:04:14,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:04:14,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:04:14,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:15,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:04:15,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:15,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:04:15,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:15,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:04:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:15,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:04:15,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:15,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 13:04:15,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:15,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:04:15,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:15,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 13:04:15,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:15,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 13:04:15,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:15,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:04:15,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:15,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:04:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:15,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:04:15,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:15,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 13:04:15,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:15,258 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-10-16 13:04:15,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:04:15,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937770379] [2022-10-16 13:04:15,259 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937770379] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:04:15,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [876609925] [2022-10-16 13:04:15,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:04:15,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:04:15,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:04:15,261 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:04:15,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-16 13:04:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:15,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 1224 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 13:04:15,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:04:15,757 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2022-10-16 13:04:15,757 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 13:04:15,757 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [876609925] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:04:15,758 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 13:04:15,758 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-10-16 13:04:15,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488561420] [2022-10-16 13:04:15,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:04:15,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:04:15,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:04:15,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:04:15,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:04:15,764 INFO L87 Difference]: Start difference. First operand 21535 states and 30775 transitions. Second operand has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 4 states have internal predecessors, (59), 3 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-10-16 13:04:18,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:04:18,664 INFO L93 Difference]: Finished difference Result 48096 states and 68763 transitions. [2022-10-16 13:04:18,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 13:04:18,665 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 4 states have internal predecessors, (59), 3 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 108 [2022-10-16 13:04:18,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:04:18,938 INFO L225 Difference]: With dead ends: 48096 [2022-10-16 13:04:18,939 INFO L226 Difference]: Without dead ends: 48089 [2022-10-16 13:04:18,952 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:04:18,953 INFO L413 NwaCegarLoop]: 1427 mSDtfsCounter, 1391 mSDsluCounter, 1432 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1391 SdHoareTripleChecker+Valid, 2859 SdHoareTripleChecker+Invalid, 274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 13:04:18,953 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1391 Valid, 2859 Invalid, 274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 13:04:18,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48089 states. [2022-10-16 13:04:22,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48089 to 46354. [2022-10-16 13:04:22,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46354 states, 37759 states have (on average 1.4105511268836568) internal successors, (53261), 37910 states have internal predecessors, (53261), 6460 states have call successors, (6460), 2110 states have call predecessors, (6460), 2110 states have return successors, (6460), 6417 states have call predecessors, (6460), 6460 states have call successors, (6460) [2022-10-16 13:04:22,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46354 states to 46354 states and 66181 transitions. [2022-10-16 13:04:22,592 INFO L78 Accepts]: Start accepts. Automaton has 46354 states and 66181 transitions. Word has length 108 [2022-10-16 13:04:22,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:04:22,593 INFO L495 AbstractCegarLoop]: Abstraction has 46354 states and 66181 transitions. [2022-10-16 13:04:22,593 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 4 states have internal predecessors, (59), 3 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-10-16 13:04:22,593 INFO L276 IsEmpty]: Start isEmpty. Operand 46354 states and 66181 transitions. [2022-10-16 13:04:22,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-10-16 13:04:22,602 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:04:22,603 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:04:22,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-16 13:04:22,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-10-16 13:04:22,817 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting cdc_mbim_manage_powerErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-10-16 13:04:22,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:04:22,818 INFO L85 PathProgramCache]: Analyzing trace with hash -1593341240, now seen corresponding path program 1 times [2022-10-16 13:04:22,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:04:22,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194237927] [2022-10-16 13:04:22,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:04:22,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:04:23,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:23,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:04:23,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:23,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:04:23,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:23,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:04:23,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:23,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:04:23,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:23,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 13:04:23,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:23,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:04:23,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:23,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 13:04:23,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:23,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 13:04:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:23,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:04:23,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:23,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:04:23,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:23,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:04:23,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:23,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 13:04:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:23,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-10-16 13:04:23,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:23,475 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2022-10-16 13:04:23,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:04:23,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194237927] [2022-10-16 13:04:23,476 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194237927] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:04:23,476 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:04:23,476 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:04:23,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941591549] [2022-10-16 13:04:23,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:04:23,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:04:23,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:04:23,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:04:23,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:04:23,478 INFO L87 Difference]: Start difference. First operand 46354 states and 66181 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-16 13:04:31,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:04:31,671 INFO L93 Difference]: Finished difference Result 135972 states and 197861 transitions. [2022-10-16 13:04:31,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:04:31,671 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 117 [2022-10-16 13:04:31,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:04:31,995 INFO L225 Difference]: With dead ends: 135972 [2022-10-16 13:04:31,995 INFO L226 Difference]: Without dead ends: 89655 [2022-10-16 13:04:32,297 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 [2022-10-16 13:04:32,300 INFO L413 NwaCegarLoop]: 798 mSDtfsCounter, 1197 mSDsluCounter, 1525 mSDsCounter, 0 mSdLazyCounter, 682 mSolverCounterSat, 407 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1255 SdHoareTripleChecker+Valid, 2323 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 407 IncrementalHoareTripleChecker+Valid, 682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-10-16 13:04:32,300 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1255 Valid, 2323 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [407 Valid, 682 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-10-16 13:04:32,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89655 states. [2022-10-16 13:04:37,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89655 to 74174. [2022-10-16 13:04:37,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74174 states, 60752 states have (on average 1.407789043982091) internal successors, (85526), 60945 states have internal predecessors, (85526), 10073 states have call successors, (10073), 3324 states have call predecessors, (10073), 3324 states have return successors, (10073), 10016 states have call predecessors, (10073), 10073 states have call successors, (10073) [2022-10-16 13:04:38,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74174 states to 74174 states and 105672 transitions. [2022-10-16 13:04:38,180 INFO L78 Accepts]: Start accepts. Automaton has 74174 states and 105672 transitions. Word has length 117 [2022-10-16 13:04:38,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:04:38,181 INFO L495 AbstractCegarLoop]: Abstraction has 74174 states and 105672 transitions. [2022-10-16 13:04:38,182 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-16 13:04:38,182 INFO L276 IsEmpty]: Start isEmpty. Operand 74174 states and 105672 transitions. [2022-10-16 13:04:38,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-10-16 13:04:38,188 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:04:38,188 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:04:38,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-10-16 13:04:38,188 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting cdc_mbim_manage_powerErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-10-16 13:04:38,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:04:38,189 INFO L85 PathProgramCache]: Analyzing trace with hash 1624634389, now seen corresponding path program 1 times [2022-10-16 13:04:38,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:04:38,189 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363254132] [2022-10-16 13:04:38,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:04:38,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:04:38,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:38,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:04:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:38,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:04:38,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:38,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:04:38,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:38,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:04:38,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:38,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 13:04:38,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:38,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:04:38,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:38,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 13:04:38,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:38,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 13:04:38,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:38,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:04:38,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:38,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:04:38,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:38,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:04:38,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:38,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 13:04:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:38,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-16 13:04:38,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:38,455 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2022-10-16 13:04:38,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:04:38,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363254132] [2022-10-16 13:04:38,456 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363254132] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:04:38,456 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:04:38,456 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:04:38,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635345233] [2022-10-16 13:04:38,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:04:38,457 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:04:38,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:04:38,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:04:38,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:04:38,458 INFO L87 Difference]: Start difference. First operand 74174 states and 105672 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-16 13:04:46,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:04:46,066 INFO L93 Difference]: Finished difference Result 134203 states and 193695 transitions. [2022-10-16 13:04:46,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:04:46,066 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 118 [2022-10-16 13:04:46,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:04:46,343 INFO L225 Difference]: With dead ends: 134203 [2022-10-16 13:04:46,343 INFO L226 Difference]: Without dead ends: 60066 [2022-10-16 13:04:46,538 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 [2022-10-16 13:04:46,540 INFO L413 NwaCegarLoop]: 787 mSDtfsCounter, 1189 mSDsluCounter, 1508 mSDsCounter, 0 mSdLazyCounter, 673 mSolverCounterSat, 407 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1244 SdHoareTripleChecker+Valid, 2295 SdHoareTripleChecker+Invalid, 1080 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 407 IncrementalHoareTripleChecker+Valid, 673 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-10-16 13:04:46,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1244 Valid, 2295 Invalid, 1080 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [407 Valid, 673 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-10-16 13:04:46,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60066 states. [2022-10-16 13:04:50,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60066 to 46687. [2022-10-16 13:04:50,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46687 states, 38395 states have (on average 1.4038546685766375) internal successors, (53901), 38508 states have internal predecessors, (53901), 6203 states have call successors, (6203), 2064 states have call predecessors, (6203), 2064 states have return successors, (6203), 6177 states have call predecessors, (6203), 6203 states have call successors, (6203) [2022-10-16 13:04:50,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46687 states to 46687 states and 66307 transitions. [2022-10-16 13:04:50,283 INFO L78 Accepts]: Start accepts. Automaton has 46687 states and 66307 transitions. Word has length 118 [2022-10-16 13:04:50,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:04:50,284 INFO L495 AbstractCegarLoop]: Abstraction has 46687 states and 66307 transitions. [2022-10-16 13:04:50,284 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-16 13:04:50,284 INFO L276 IsEmpty]: Start isEmpty. Operand 46687 states and 66307 transitions. [2022-10-16 13:04:50,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-10-16 13:04:50,288 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:04:50,288 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:04:50,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-10-16 13:04:50,288 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting cdc_mbim_manage_powerErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-10-16 13:04:50,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:04:50,289 INFO L85 PathProgramCache]: Analyzing trace with hash 1497282439, now seen corresponding path program 1 times [2022-10-16 13:04:50,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:04:50,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981748703] [2022-10-16 13:04:50,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:04:50,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:04:50,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:50,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:04:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:50,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:04:50,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:50,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:04:50,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:50,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:04:50,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:50,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 13:04:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:50,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:04:50,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:50,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 13:04:50,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:50,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 13:04:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:50,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:04:50,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:50,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:04:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:50,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:04:50,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:50,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 13:04:50,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:50,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-10-16 13:04:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:04:50,895 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-16 13:04:50,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:04:50,896 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981748703] [2022-10-16 13:04:50,896 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981748703] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:04:50,896 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:04:50,896 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:04:50,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383784502] [2022-10-16 13:04:50,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:04:50,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:04:50,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:04:50,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:04:50,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:04:50,899 INFO L87 Difference]: Start difference. First operand 46687 states and 66307 transitions. Second operand has 5 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 1 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-10-16 13:05:00,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:05:00,713 INFO L93 Difference]: Finished difference Result 158922 states and 230589 transitions. [2022-10-16 13:05:00,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:05:00,714 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 1 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 117 [2022-10-16 13:05:00,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:05:01,274 INFO L225 Difference]: With dead ends: 158922 [2022-10-16 13:05:01,274 INFO L226 Difference]: Without dead ends: 112255 [2022-10-16 13:05:01,380 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:05:01,380 INFO L413 NwaCegarLoop]: 753 mSDtfsCounter, 1217 mSDsluCounter, 1499 mSDsCounter, 0 mSdLazyCounter, 651 mSolverCounterSat, 430 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1270 SdHoareTripleChecker+Valid, 2252 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 430 IncrementalHoareTripleChecker+Valid, 651 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-10-16 13:05:01,381 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1270 Valid, 2252 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [430 Valid, 651 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-10-16 13:05:01,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112255 states. [2022-10-16 13:05:08,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112255 to 92789. [2022-10-16 13:05:08,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92789 states, 76263 states have (on average 1.4005874408297603) internal successors, (106813), 76464 states have internal predecessors, (106813), 12386 states have call successors, (12386), 4115 states have call predecessors, (12386), 4115 states have return successors, (12526), 12335 states have call predecessors, (12526), 12386 states have call successors, (12526) [2022-10-16 13:05:09,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92789 states to 92789 states and 131725 transitions. [2022-10-16 13:05:09,105 INFO L78 Accepts]: Start accepts. Automaton has 92789 states and 131725 transitions. Word has length 117 [2022-10-16 13:05:09,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:05:09,106 INFO L495 AbstractCegarLoop]: Abstraction has 92789 states and 131725 transitions. [2022-10-16 13:05:09,106 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 1 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-10-16 13:05:09,106 INFO L276 IsEmpty]: Start isEmpty. Operand 92789 states and 131725 transitions. [2022-10-16 13:05:09,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-10-16 13:05:09,110 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:05:09,110 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, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:05:09,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-10-16 13:05:09,111 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting cdc_mbim_rx_fixupErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-10-16 13:05:09,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:05:09,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1093127426, now seen corresponding path program 1 times [2022-10-16 13:05:09,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:05:09,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378641959] [2022-10-16 13:05:09,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:05:09,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:05:09,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:09,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:05:09,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:09,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:05:09,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:09,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:05:09,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:09,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:05:09,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:09,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 13:05:09,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:09,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:05:09,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:09,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 13:05:09,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:09,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 13:05:09,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:09,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:05:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:09,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:05:09,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:09,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:05:09,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:09,385 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-16 13:05:09,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:05:09,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378641959] [2022-10-16 13:05:09,386 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378641959] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:05:09,386 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:05:09,386 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:05:09,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996268084] [2022-10-16 13:05:09,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:05:09,389 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:05:09,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:05:09,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:05:09,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:05:09,390 INFO L87 Difference]: Start difference. First operand 92789 states and 131725 transitions. Second operand has 5 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 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) [2022-10-16 13:05:26,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:05:26,110 INFO L93 Difference]: Finished difference Result 258920 states and 382027 transitions. [2022-10-16 13:05:26,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 13:05:26,111 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 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 114 [2022-10-16 13:05:26,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:05:26,969 INFO L225 Difference]: With dead ends: 258920 [2022-10-16 13:05:26,970 INFO L226 Difference]: Without dead ends: 166241 [2022-10-16 13:05:27,290 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 [2022-10-16 13:05:27,291 INFO L413 NwaCegarLoop]: 743 mSDtfsCounter, 487 mSDsluCounter, 1532 mSDsCounter, 0 mSdLazyCounter, 608 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 523 SdHoareTripleChecker+Valid, 2275 SdHoareTripleChecker+Invalid, 844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-10-16 13:05:27,291 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [523 Valid, 2275 Invalid, 844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 608 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-10-16 13:05:27,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166241 states. [2022-10-16 13:05:38,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166241 to 130229. [2022-10-16 13:05:38,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130229 states, 106863 states have (on average 1.407156826965367) internal successors, (150373), 107064 states have internal predecessors, (150373), 19226 states have call successors, (19226), 4115 states have call predecessors, (19226), 4115 states have return successors, (19366), 19175 states have call predecessors, (19366), 19226 states have call successors, (19366) [2022-10-16 13:05:39,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130229 states to 130229 states and 188965 transitions. [2022-10-16 13:05:39,343 INFO L78 Accepts]: Start accepts. Automaton has 130229 states and 188965 transitions. Word has length 114 [2022-10-16 13:05:39,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:05:39,344 INFO L495 AbstractCegarLoop]: Abstraction has 130229 states and 188965 transitions. [2022-10-16 13:05:39,344 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 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) [2022-10-16 13:05:39,344 INFO L276 IsEmpty]: Start isEmpty. Operand 130229 states and 188965 transitions. [2022-10-16 13:05:39,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-16 13:05:39,348 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:05:39,350 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:05:39,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-10-16 13:05:39,350 INFO L420 AbstractCegarLoop]: === Iteration 20 === 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)] === [2022-10-16 13:05:39,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:05:39,351 INFO L85 PathProgramCache]: Analyzing trace with hash -975501420, now seen corresponding path program 1 times [2022-10-16 13:05:39,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:05:39,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027148797] [2022-10-16 13:05:39,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:05:39,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:05:39,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:39,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:05:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:39,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:05:39,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:39,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:05:39,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:39,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:05:39,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:39,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 13:05:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:39,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:05:39,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:39,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 13:05:39,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:39,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 13:05:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:39,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:05:39,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:39,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:05:39,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:39,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:05:39,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:39,703 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-16 13:05:39,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:05:39,703 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027148797] [2022-10-16 13:05:39,703 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027148797] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:05:39,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2053336327] [2022-10-16 13:05:39,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:05:39,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:05:39,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:05:39,706 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:05:39,711 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-16 13:05:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:05:40,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 1340 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 13:05:40,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:05:40,106 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-16 13:05:40,107 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 13:05:40,176 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-16 13:05:40,176 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2053336327] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 13:05:40,176 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 13:05:40,177 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 7 [2022-10-16 13:05:40,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540797408] [2022-10-16 13:05:40,177 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 13:05:40,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-16 13:05:40,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:05:40,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-16 13:05:40,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:05:40,179 INFO L87 Difference]: Start difference. First operand 130229 states and 188965 transitions. Second operand has 8 states, 7 states have (on average 12.857142857142858) internal successors, (90), 6 states have internal predecessors, (90), 1 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-10-16 13:06:12,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:06:12,965 INFO L93 Difference]: Finished difference Result 327200 states and 503651 transitions. [2022-10-16 13:06:12,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-16 13:06:12,965 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 12.857142857142858) internal successors, (90), 6 states have internal predecessors, (90), 1 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 116 [2022-10-16 13:06:12,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:06:14,889 INFO L225 Difference]: With dead ends: 327200 [2022-10-16 13:06:14,889 INFO L226 Difference]: Without dead ends: 327199 [2022-10-16 13:06:14,994 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2022-10-16 13:06:14,994 INFO L413 NwaCegarLoop]: 878 mSDtfsCounter, 1409 mSDsluCounter, 3227 mSDsCounter, 0 mSdLazyCounter, 1151 mSolverCounterSat, 338 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1526 SdHoareTripleChecker+Valid, 4105 SdHoareTripleChecker+Invalid, 1489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 338 IncrementalHoareTripleChecker+Valid, 1151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-10-16 13:06:14,995 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1526 Valid, 4105 Invalid, 1489 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [338 Valid, 1151 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-10-16 13:06:15,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327199 states. [2022-10-16 13:06:39,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327199 to 251729. [2022-10-16 13:06:40,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 251729 states, 207303 states have (on average 1.4286961597275485) internal successors, (296173), 207504 states have internal predecessors, (296173), 40286 states have call successors, (40286), 4115 states have call predecessors, (40286), 4115 states have return successors, (40426), 40235 states have call predecessors, (40426), 40286 states have call successors, (40426) [2022-10-16 13:06:41,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251729 states to 251729 states and 376885 transitions. [2022-10-16 13:06:41,778 INFO L78 Accepts]: Start accepts. Automaton has 251729 states and 376885 transitions. Word has length 116 [2022-10-16 13:06:41,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:06:41,779 INFO L495 AbstractCegarLoop]: Abstraction has 251729 states and 376885 transitions. [2022-10-16 13:06:41,779 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 12.857142857142858) internal successors, (90), 6 states have internal predecessors, (90), 1 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-10-16 13:06:41,779 INFO L276 IsEmpty]: Start isEmpty. Operand 251729 states and 376885 transitions. [2022-10-16 13:06:41,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-10-16 13:06:41,784 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:06:41,785 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:06:41,827 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-10-16 13:06:41,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:06:42,000 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting cdc_mbim_manage_powerErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdc_mbim_rx_fixupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, cdc_mbim_rx_fixupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-10-16 13:06:42,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:06:42,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1136599312, now seen corresponding path program 1 times [2022-10-16 13:06:42,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:06:42,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104500053] [2022-10-16 13:06:42,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:06:42,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:06:42,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:06:42,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:06:42,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:06:42,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:06:42,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:06:42,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:06:42,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:06:42,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:06:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:06:42,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 13:06:42,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:06:42,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:06:42,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:06:42,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 13:06:42,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:06:42,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 13:06:42,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:06:42,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:06:42,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:06:42,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:06:42,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:06:42,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:06:42,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:06:42,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 13:06:42,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:06:42,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-10-16 13:06:42,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:06:42,988 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-16 13:06:42,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:06:42,988 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104500053] [2022-10-16 13:06:42,988 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104500053] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:06:42,989 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:06:42,989 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:06:42,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43500928] [2022-10-16 13:06:42,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:06:42,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 13:06:42,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:06:42,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 13:06:42,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:06:42,992 INFO L87 Difference]: Start difference. First operand 251729 states and 376885 transitions. Second operand has 6 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13)