/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-validator-v0.8/linux-stable-063f96c-1-144_1a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 21:34:19,243 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 21:34:19,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 21:34:19,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 21:34:19,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 21:34:19,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 21:34:19,305 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 21:34:19,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 21:34:19,310 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 21:34:19,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 21:34:19,313 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 21:34:19,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 21:34:19,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 21:34:19,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 21:34:19,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 21:34:19,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 21:34:19,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 21:34:19,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 21:34:19,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 21:34:19,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 21:34:19,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 21:34:19,330 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 21:34:19,331 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 21:34:19,332 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 21:34:19,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-15 21:34:19,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-15 21:34:19,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-15 21:34:19,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-15 21:34:19,341 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-15 21:34:19,342 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-15 21:34:19,342 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 21:34:19,343 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 21:34:19,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 21:34:19,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 21:34:19,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 21:34:19,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 21:34:19,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 21:34:19,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 21:34:19,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 21:34:19,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 21:34:19,351 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 21:34:19,352 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-15 21:34:19,381 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 21:34:19,382 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 21:34:19,382 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 21:34:19,383 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 21:34:19,384 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 21:34:19,384 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 21:34:19,385 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 21:34:19,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 21:34:19,386 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 21:34:19,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 21:34:19,386 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 21:34:19,387 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 21:34:19,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 21:34:19,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 21:34:19,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 21:34:19,388 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-15 21:34:19,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 21:34:19,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-15 21:34:19,388 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-15 21:34:19,389 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 21:34:19,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-15 21:34:19,389 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 21:34:19,389 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-15 21:34:19,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 21:34:19,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 21:34:19,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 21:34:19,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:34:19,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 21:34:19,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 21:34:19,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-15 21:34:19,392 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 21:34:19,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 21:34:19,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-15 21:34:19,393 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 21:34:19,826 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 21:34:19,866 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 21:34:19,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 21:34:19,871 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 21:34:19,872 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 21:34:19,874 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_1a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i [2022-10-15 21:34:19,967 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9343bbe44/999e4fa52e244f878ab0d5cb5c42ce5a/FLAGfe523b017 [2022-10-15 21:34:21,126 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 21:34:21,127 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_1a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i [2022-10-15 21:34:21,200 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9343bbe44/999e4fa52e244f878ab0d5cb5c42ce5a/FLAGfe523b017 [2022-10-15 21:34:21,503 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9343bbe44/999e4fa52e244f878ab0d5cb5c42ce5a [2022-10-15 21:34:21,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 21:34:21,513 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 21:34:21,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 21:34:21,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 21:34:21,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 21:34:21,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:34:21" (1/1) ... [2022-10-15 21:34:21,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@762b93f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:21, skipping insertion in model container [2022-10-15 21:34:21,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:34:21" (1/1) ... [2022-10-15 21:34:21,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 21:34:21,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 21:34:23,713 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-validator-v0.8/linux-stable-063f96c-1-144_1a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i[239447,239460] [2022-10-15 21:34:23,758 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:34:23,789 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 21:34:24,280 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-validator-v0.8/linux-stable-063f96c-1-144_1a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i[239447,239460] [2022-10-15 21:34:24,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:34:24,436 INFO L208 MainTranslator]: Completed translation [2022-10-15 21:34:24,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:24 WrapperNode [2022-10-15 21:34:24,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 21:34:24,443 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 21:34:24,443 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 21:34:24,444 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 21:34:24,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:24" (1/1) ... [2022-10-15 21:34:24,604 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:24" (1/1) ... [2022-10-15 21:34:25,027 INFO L138 Inliner]: procedures = 261, calls = 1811, calls flagged for inlining = 104, calls inlined = 100, statements flattened = 4883 [2022-10-15 21:34:25,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 21:34:25,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 21:34:25,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 21:34:25,029 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 21:34:25,041 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:24" (1/1) ... [2022-10-15 21:34:25,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:24" (1/1) ... [2022-10-15 21:34:25,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:24" (1/1) ... [2022-10-15 21:34:25,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:24" (1/1) ... [2022-10-15 21:34:25,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:24" (1/1) ... [2022-10-15 21:34:25,462 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:24" (1/1) ... [2022-10-15 21:34:25,516 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:24" (1/1) ... [2022-10-15 21:34:25,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:24" (1/1) ... [2022-10-15 21:34:25,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 21:34:25,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 21:34:25,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 21:34:25,613 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 21:34:25,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:24" (1/1) ... [2022-10-15 21:34:25,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:34:25,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 21:34:25,662 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-15 21:34:25,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-15 21:34:25,792 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-15 21:34:25,792 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-10-15 21:34:25,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_12 [2022-10-15 21:34:25,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_12 [2022-10-15 21:34:25,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-15 21:34:25,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-15 21:34:25,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-15 21:34:25,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-15 21:34:25,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-15 21:34:25,793 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-15 21:34:25,794 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_delete [2022-10-15 21:34:25,794 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_delete [2022-10-15 21:34:25,794 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_wait [2022-10-15 21:34:25,794 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_wait [2022-10-15 21:34:25,794 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_usb_bulk_msg [2022-10-15 21:34:25,794 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_usb_bulk_msg [2022-10-15 21:34:25,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2022-10-15 21:34:25,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2022-10-15 21:34:25,795 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-10-15 21:34:25,795 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-10-15 21:34:25,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-15 21:34:25,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-15 21:34:25,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2022-10-15 21:34:25,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2022-10-15 21:34:25,796 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-10-15 21:34:25,796 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-10-15 21:34:25,796 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_signal_sdio_irq [2022-10-15 21:34:25,796 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_signal_sdio_irq [2022-10-15 21:34:25,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_50 [2022-10-15 21:34:25,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_50 [2022-10-15 21:34:25,797 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-15 21:34:25,797 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-15 21:34:25,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-15 21:34:25,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-15 21:34:25,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-15 21:34:25,798 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-15 21:34:25,798 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-15 21:34:25,798 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-15 21:34:25,798 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_detect_change [2022-10-15 21:34:25,798 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_detect_change [2022-10-15 21:34:25,798 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-10-15 21:34:25,799 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-10-15 21:34:25,799 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_cancel [2022-10-15 21:34:25,799 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_cancel [2022-10-15 21:34:25,799 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-10-15 21:34:25,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-10-15 21:34:25,799 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_init [2022-10-15 21:34:25,800 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_init [2022-10-15 21:34:25,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_29 [2022-10-15 21:34:25,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_29 [2022-10-15 21:34:25,800 INFO L130 BoogieDeclarations]: Found specification of procedure __command_read_data [2022-10-15 21:34:25,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __command_read_data [2022-10-15 21:34:25,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-15 21:34:25,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_27 [2022-10-15 21:34:25,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_27 [2022-10-15 21:34:25,801 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-15 21:34:25,801 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-15 21:34:25,801 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2022-10-15 21:34:25,802 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2022-10-15 21:34:25,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-15 21:34:25,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_13 [2022-10-15 21:34:25,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_13 [2022-10-15 21:34:25,802 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-15 21:34:25,802 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-10-15 21:34:25,802 INFO L130 BoogieDeclarations]: Found specification of procedure irqpoll_out_completed [2022-10-15 21:34:25,803 INFO L138 BoogieDeclarations]: Found implementation of procedure irqpoll_out_completed [2022-10-15 21:34:25,803 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_disconnect [2022-10-15 21:34:25,803 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_disconnect [2022-10-15 21:34:25,803 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2022-10-15 21:34:25,803 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2022-10-15 21:34:25,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_15 [2022-10-15 21:34:25,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_15 [2022-10-15 21:34:25,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-15 21:34:25,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-15 21:34:25,804 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-10-15 21:34:25,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-10-15 21:34:25,805 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-15 21:34:25,805 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-15 21:34:25,805 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_enable_sdio_irq [2022-10-15 21:34:25,805 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_enable_sdio_irq [2022-10-15 21:34:25,805 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-15 21:34:25,805 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-15 21:34:25,806 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-10-15 21:34:25,806 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-10-15 21:34:25,806 INFO L130 BoogieDeclarations]: Found specification of procedure add_offloaded_reg [2022-10-15 21:34:25,806 INFO L138 BoogieDeclarations]: Found implementation of procedure add_offloaded_reg [2022-10-15 21:34:25,806 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-10-15 21:34:25,806 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-10-15 21:34:25,807 INFO L130 BoogieDeclarations]: Found specification of procedure command_out_completed [2022-10-15 21:34:25,807 INFO L138 BoogieDeclarations]: Found implementation of procedure command_out_completed [2022-10-15 21:34:25,807 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_to_multiple_of_64 [2022-10-15 21:34:25,807 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_to_multiple_of_64 [2022-10-15 21:34:25,807 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-10-15 21:34:25,807 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-10-15 21:34:25,808 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-10-15 21:34:25,808 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-10-15 21:34:25,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-15 21:34:25,808 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_cmndwork_thread [2022-10-15 21:34:25,808 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_cmndwork_thread [2022-10-15 21:34:25,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-15 21:34:25,809 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_4 [2022-10-15 21:34:25,809 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_4 [2022-10-15 21:34:25,809 INFO L130 BoogieDeclarations]: Found specification of procedure send_command [2022-10-15 21:34:25,809 INFO L138 BoogieDeclarations]: Found implementation of procedure send_command [2022-10-15 21:34:25,809 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-10-15 21:34:25,809 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-10-15 21:34:25,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-15 21:34:25,810 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2022-10-15 21:34:25,810 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2022-10-15 21:34:25,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-15 21:34:25,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-15 21:34:25,810 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-15 21:34:25,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-15 21:34:25,811 INFO L130 BoogieDeclarations]: Found specification of procedure send_irqpoll [2022-10-15 21:34:25,811 INFO L138 BoogieDeclarations]: Found implementation of procedure send_irqpoll [2022-10-15 21:34:25,811 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-15 21:34:25,811 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-15 21:34:25,811 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-15 21:34:25,811 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-15 21:34:25,812 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-10-15 21:34:25,812 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-10-15 21:34:25,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-15 21:34:25,812 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_response_error [2022-10-15 21:34:25,812 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_response_error [2022-10-15 21:34:25,812 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2022-10-15 21:34:25,813 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2022-10-15 21:34:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_free_host [2022-10-15 21:34:25,813 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_free_host [2022-10-15 21:34:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-15 21:34:25,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-15 21:34:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_32 [2022-10-15 21:34:25,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_32 [2022-10-15 21:34:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-15 21:34:25,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-15 21:34:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-15 21:34:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_queue_poll_work [2022-10-15 21:34:25,815 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_queue_poll_work [2022-10-15 21:34:25,815 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2022-10-15 21:34:25,815 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2022-10-15 21:34:25,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-10-15 21:34:25,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-10-15 21:34:25,815 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-10-15 21:34:25,815 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-10-15 21:34:25,816 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2022-10-15 21:34:25,816 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2022-10-15 21:34:25,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 21:34:25,816 INFO L130 BoogieDeclarations]: Found specification of procedure sg_copy_to_buffer [2022-10-15 21:34:25,816 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_copy_to_buffer [2022-10-15 21:34:25,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put_9 [2022-10-15 21:34:25,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put_9 [2022-10-15 21:34:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-15 21:34:25,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-15 21:34:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-15 21:34:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure __download_offload_pseudocode [2022-10-15 21:34:25,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __download_offload_pseudocode [2022-10-15 21:34:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 21:34:25,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 21:34:25,818 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2022-10-15 21:34:25,818 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2022-10-15 21:34:25,818 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_pollwork_thread [2022-10-15 21:34:25,818 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_pollwork_thread [2022-10-15 21:34:25,818 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_InterfaceNumber [2022-10-15 21:34:25,819 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_InterfaceNumber [2022-10-15 21:34:25,819 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-10-15 21:34:25,819 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-10-15 21:34:25,819 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-10-15 21:34:25,819 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-10-15 21:34:25,819 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-10-15 21:34:25,819 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-10-15 21:34:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure __do_poll [2022-10-15 21:34:25,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __do_poll [2022-10-15 21:34:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2022-10-15 21:34:25,820 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2022-10-15 21:34:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure new_system_port_status [2022-10-15 21:34:25,820 INFO L138 BoogieDeclarations]: Found implementation of procedure new_system_port_status [2022-10-15 21:34:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_request_done [2022-10-15 21:34:25,821 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_request_done [2022-10-15 21:34:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-10-15 21:34:25,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-10-15 21:34:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-10-15 21:34:25,821 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-10-15 21:34:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure __command_write_data [2022-10-15 21:34:25,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __command_write_data [2022-10-15 21:34:25,822 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-10-15 21:34:25,822 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2022-10-15 21:34:25,822 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-10-15 21:34:25,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-10-15 21:34:25,822 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-10-15 21:34:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_47 [2022-10-15 21:34:25,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_47 [2022-10-15 21:34:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2022-10-15 21:34:25,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2022-10-15 21:34:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 21:34:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2022-10-15 21:34:25,823 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2022-10-15 21:34:25,824 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_priv [2022-10-15 21:34:25,824 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_priv [2022-10-15 21:34:25,824 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-10-15 21:34:25,824 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-10-15 21:34:25,824 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_deadwork_thread [2022-10-15 21:34:25,824 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_deadwork_thread [2022-10-15 21:34:25,824 INFO L130 BoogieDeclarations]: Found specification of procedure check_vub300_port_status [2022-10-15 21:34:25,825 INFO L138 BoogieDeclarations]: Found implementation of procedure check_vub300_port_status [2022-10-15 21:34:25,825 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-10-15 21:34:25,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 21:34:25,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 21:34:26,510 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 21:34:26,515 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 21:34:28,266 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-15 21:34:33,005 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 21:34:33,028 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 21:34:33,028 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-15 21:34:33,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:34:33 BoogieIcfgContainer [2022-10-15 21:34:33,035 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 21:34:33,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 21:34:33,038 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 21:34:33,042 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 21:34:33,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 09:34:21" (1/3) ... [2022-10-15 21:34:33,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f2c6aa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:34:33, skipping insertion in model container [2022-10-15 21:34:33,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:24" (2/3) ... [2022-10-15 21:34:33,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f2c6aa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:34:33, skipping insertion in model container [2022-10-15 21:34:33,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:34:33" (3/3) ... [2022-10-15 21:34:33,046 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-063f96c-1-144_1a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i [2022-10-15 21:34:33,069 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 21:34:33,070 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 280 error locations. [2022-10-15 21:34:33,229 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-15 21:34:33,237 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;@333ccac0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-15 21:34:33,238 INFO L358 AbstractCegarLoop]: Starting to check reachability of 280 error locations. [2022-10-15 21:34:33,251 INFO L276 IsEmpty]: Start isEmpty. Operand has 2214 states, 1458 states have (on average 1.5384087791495198) internal successors, (2243), 1803 states have internal predecessors, (2243), 382 states have call successors, (382), 94 states have call predecessors, (382), 93 states have return successors, (373), 347 states have call predecessors, (373), 373 states have call successors, (373) [2022-10-15 21:34:33,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-15 21:34:33,282 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:34:33,284 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-10-15 21:34:33,285 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_free_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [send_commandErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, send_commandErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, send_commandErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 277 more)] === [2022-10-15 21:34:33,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:34:33,292 INFO L85 PathProgramCache]: Analyzing trace with hash -1982719169, now seen corresponding path program 1 times [2022-10-15 21:34:33,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:34:33,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016718714] [2022-10-15 21:34:33,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:34:33,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:34:33,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:34,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:34:34,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:34,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:34:34,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:34,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:34:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:34,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-15 21:34:34,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:34,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:34:34,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:34,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:34:34,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:34,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-15 21:34:34,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:34,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:34:34,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:34,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:34:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:34,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-15 21:34:34,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:34,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:34:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:34,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:34:34,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:34,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-10-15 21:34:34,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:34,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:34:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:34,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-15 21:34:34,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:34,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:34:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:34,934 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-15 21:34:34,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:34:34,935 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016718714] [2022-10-15 21:34:34,936 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016718714] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:34:34,937 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:34:34,937 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-15 21:34:34,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88165180] [2022-10-15 21:34:34,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:34:34,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-15 21:34:34,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:34:34,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-15 21:34:34,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-15 21:34:34,994 INFO L87 Difference]: Start difference. First operand has 2214 states, 1458 states have (on average 1.5384087791495198) internal successors, (2243), 1803 states have internal predecessors, (2243), 382 states have call successors, (382), 94 states have call predecessors, (382), 93 states have return successors, (373), 347 states have call predecessors, (373), 373 states have call successors, (373) Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-10-15 21:34:47,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-15 21:34:53,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:34:53,038 INFO L93 Difference]: Finished difference Result 6846 states and 9909 transitions. [2022-10-15 21:34:53,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-15 21:34:53,041 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 110 [2022-10-15 21:34:53,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:34:53,104 INFO L225 Difference]: With dead ends: 6846 [2022-10-15 21:34:53,104 INFO L226 Difference]: Without dead ends: 4592 [2022-10-15 21:34:53,132 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-10-15 21:34:53,137 INFO L413 NwaCegarLoop]: 3195 mSDtfsCounter, 5238 mSDsluCounter, 4856 mSDsCounter, 0 mSdLazyCounter, 3446 mSolverCounterSat, 2234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5451 SdHoareTripleChecker+Valid, 8051 SdHoareTripleChecker+Invalid, 5680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2234 IncrementalHoareTripleChecker+Valid, 3446 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.1s IncrementalHoareTripleChecker+Time [2022-10-15 21:34:53,139 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5451 Valid, 8051 Invalid, 5680 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2234 Valid, 3446 Invalid, 0 Unknown, 0 Unchecked, 17.1s Time] [2022-10-15 21:34:53,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4592 states. [2022-10-15 21:34:53,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4592 to 4013. [2022-10-15 21:34:53,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4013 states, 2891 states have (on average 1.4451746800415082) internal successors, (4178), 3195 states have internal predecessors, (4178), 734 states have call successors, (734), 183 states have call predecessors, (734), 192 states have return successors, (784), 688 states have call predecessors, (784), 732 states have call successors, (784) [2022-10-15 21:34:53,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4013 states to 4013 states and 5696 transitions. [2022-10-15 21:34:53,556 INFO L78 Accepts]: Start accepts. Automaton has 4013 states and 5696 transitions. Word has length 110 [2022-10-15 21:34:53,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:34:53,558 INFO L495 AbstractCegarLoop]: Abstraction has 4013 states and 5696 transitions. [2022-10-15 21:34:53,558 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-10-15 21:34:53,559 INFO L276 IsEmpty]: Start isEmpty. Operand 4013 states and 5696 transitions. [2022-10-15 21:34:53,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-15 21:34:53,565 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:34:53,565 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-10-15 21:34:53,566 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-15 21:34:53,566 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [send_commandErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, send_commandErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, send_commandErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 277 more)] === [2022-10-15 21:34:53,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:34:53,567 INFO L85 PathProgramCache]: Analyzing trace with hash 671219408, now seen corresponding path program 1 times [2022-10-15 21:34:53,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:34:53,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454910136] [2022-10-15 21:34:53,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:34:53,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:34:53,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:53,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:34:53,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:53,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:34:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:53,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:34:53,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:53,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-15 21:34:54,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:54,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:34:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:54,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:34:54,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:54,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-15 21:34:54,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:54,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:34:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:54,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:34:54,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:54,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-15 21:34:54,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:54,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:34:54,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:54,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:34:54,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:54,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-10-15 21:34:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:54,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:34:54,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:54,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-15 21:34:54,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:54,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:34:54,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:54,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-15 21:34:54,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:34:54,250 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-15 21:34:54,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:34:54,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454910136] [2022-10-15 21:34:54,251 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454910136] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:34:54,251 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:34:54,252 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-15 21:34:54,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703583654] [2022-10-15 21:34:54,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:34:54,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-15 21:34:54,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:34:54,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-15 21:34:54,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-10-15 21:34:54,264 INFO L87 Difference]: Start difference. First operand 4013 states and 5696 transitions. Second operand has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10)