/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-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 12:53:32,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 12:53:32,838 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 12:53:32,889 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 12:53:32,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 12:53:32,891 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 12:53:32,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 12:53:32,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 12:53:32,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 12:53:32,921 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 12:53:32,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 12:53:32,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 12:53:32,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 12:53:32,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 12:53:32,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 12:53:32,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 12:53:32,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 12:53:32,942 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 12:53:32,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 12:53:32,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 12:53:32,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 12:53:32,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 12:53:32,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 12:53:32,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 12:53:32,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 12:53:32,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 12:53:32,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 12:53:32,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 12:53:32,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 12:53:32,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 12:53:32,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 12:53:32,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 12:53:32,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 12:53:32,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 12:53:32,973 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 12:53:32,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 12:53:32,974 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 12:53:32,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 12:53:32,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 12:53:32,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 12:53:32,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 12:53:32,977 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 12:53:33,007 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 12:53:33,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 12:53:33,008 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 12:53:33,008 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 12:53:33,009 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 12:53:33,009 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 12:53:33,010 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 12:53:33,010 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 12:53:33,010 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 12:53:33,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 12:53:33,011 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 12:53:33,011 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 12:53:33,011 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 12:53:33,011 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 12:53:33,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 12:53:33,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 12:53:33,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 12:53:33,012 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 12:53:33,012 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 12:53:33,013 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 12:53:33,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 12:53:33,013 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 12:53:33,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 12:53:33,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 12:53:33,014 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 12:53:33,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 12:53:33,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:53:33,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 12:53:33,015 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 12:53:33,015 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 12:53:33,015 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 12:53:33,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 12:53:33,016 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 12:53:33,016 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 12:53:33,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 12:53:33,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 12:53:33,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 12:53:33,455 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 12:53:33,456 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 12:53:33,458 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i [2022-10-16 12:53:33,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b7a9e16c/5e58e93aae78419193ffc0ea58f8b3cd/FLAG939baf8b7 [2022-10-16 12:53:34,577 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 12:53:34,578 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i [2022-10-16 12:53:34,641 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b7a9e16c/5e58e93aae78419193ffc0ea58f8b3cd/FLAG939baf8b7 [2022-10-16 12:53:34,953 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b7a9e16c/5e58e93aae78419193ffc0ea58f8b3cd [2022-10-16 12:53:34,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 12:53:34,966 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 12:53:34,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 12:53:34,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 12:53:34,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 12:53:34,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:53:34" (1/1) ... [2022-10-16 12:53:34,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f17ccae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:53:34, skipping insertion in model container [2022-10-16 12:53:34,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:53:34" (1/1) ... [2022-10-16 12:53:34,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 12:53:35,118 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 12:53:36,859 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-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i[247200,247213] [2022-10-16 12:53:36,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:53:36,983 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 12:53:37,546 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-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i[247200,247213] [2022-10-16 12:53:37,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:53:37,633 INFO L208 MainTranslator]: Completed translation [2022-10-16 12:53:37,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:53:37 WrapperNode [2022-10-16 12:53:37,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 12:53:37,635 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 12:53:37,635 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 12:53:37,636 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 12:53:37,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:53:37" (1/1) ... [2022-10-16 12:53:37,778 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:53:37" (1/1) ... [2022-10-16 12:53:37,975 INFO L138 Inliner]: procedures = 216, calls = 1408, calls flagged for inlining = 108, calls inlined = 97, statements flattened = 3169 [2022-10-16 12:53:37,976 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 12:53:37,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 12:53:37,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 12:53:37,978 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 12:53:37,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:53:37" (1/1) ... [2022-10-16 12:53:37,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:53:37" (1/1) ... [2022-10-16 12:53:38,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:53:37" (1/1) ... [2022-10-16 12:53:38,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:53:37" (1/1) ... [2022-10-16 12:53:38,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:53:37" (1/1) ... [2022-10-16 12:53:38,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:53:37" (1/1) ... [2022-10-16 12:53:38,204 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:53:37" (1/1) ... [2022-10-16 12:53:38,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:53:37" (1/1) ... [2022-10-16 12:53:38,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 12:53:38,278 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 12:53:38,278 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 12:53:38,278 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 12:53:38,280 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:53:37" (1/1) ... [2022-10-16 12:53:38,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:53:38,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:53:38,331 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 12:53:38,352 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 12:53:38,401 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-10-16 12:53:38,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-10-16 12:53:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_free_iso_urbs [2022-10-16 12:53:38,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_free_iso_urbs [2022-10-16 12:53:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-10-16 12:53:38,402 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-10-16 12:53:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-16 12:53:38,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 12:53:38,403 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-10-16 12:53:38,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-10-16 12:53:38,403 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2022-10-16 12:53:38,403 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2022-10-16 12:53:38,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 12:53:38,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 12:53:38,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_iso_mutex_of_ttusb_dec [2022-10-16 12:53:38,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_iso_mutex_of_ttusb_dec [2022-10-16 12:53:38,404 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_iso_xfer [2022-10-16 12:53:38,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_iso_xfer [2022-10-16 12:53:38,404 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-16 12:53:38,404 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-16 12:53:38,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-16 12:53:38,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-16 12:53:38,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_usb_mutex_of_ttusb_dec [2022-10-16 12:53:38,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_usb_mutex_of_ttusb_dec [2022-10-16 12:53:38,405 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2022-10-16 12:53:38,405 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2022-10-16 12:53:38,405 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-16 12:53:38,405 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-16 12:53:38,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 12:53:38,406 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2022-10-16 12:53:38,406 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2022-10-16 12:53:38,406 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-16 12:53:38,406 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-16 12:53:38,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 12:53:38,406 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-16 12:53:38,407 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-16 12:53:38,407 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2022-10-16 12:53:38,407 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2022-10-16 12:53:38,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 12:53:38,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 12:53:38,407 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-10-16 12:53:38,407 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-10-16 12:53:38,408 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-10-16 12:53:38,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-10-16 12:53:38,408 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-16 12:53:38,408 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-16 12:53:38,408 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-16 12:53:38,408 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-16 12:53:38,408 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-10-16 12:53:38,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-10-16 12:53:38,409 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-16 12:53:38,409 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-16 12:53:38,409 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-10-16 12:53:38,409 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-10-16 12:53:38,409 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_model [2022-10-16 12:53:38,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_model [2022-10-16 12:53:38,410 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-10-16 12:53:38,410 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-10-16 12:53:38,410 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2022-10-16 12:53:38,410 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2022-10-16 12:53:38,410 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_iso_xfer [2022-10-16 12:53:38,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_iso_xfer [2022-10-16 12:53:38,411 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-10-16 12:53:38,411 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-10-16 12:53:38,411 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_filter_pes2ts_init [2022-10-16 12:53:38,411 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_filter_pes2ts_init [2022-10-16 12:53:38,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-16 12:53:38,411 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-16 12:53:38,411 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-16 12:53:38,412 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-16 12:53:38,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-16 12:53:38,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 12:53:38,412 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2022-10-16 12:53:38,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2022-10-16 12:53:38,412 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2022-10-16 12:53:38,413 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2022-10-16 12:53:38,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 12:53:38,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-16 12:53:38,413 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-16 12:53:38,413 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-16 12:53:38,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-16 12:53:38,413 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-16 12:53:38,413 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-16 12:53:38,414 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-16 12:53:38,414 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-16 12:53:38,414 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-10-16 12:53:38,414 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-10-16 12:53:38,414 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_send_command [2022-10-16 12:53:38,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_send_command [2022-10-16 12:53:38,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 12:53:38,415 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_setup_urbs [2022-10-16 12:53:38,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_setup_urbs [2022-10-16 12:53:38,415 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2022-10-16 12:53:38,415 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2022-10-16 12:53:38,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-16 12:53:38,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-16 12:53:38,415 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_pids [2022-10-16 12:53:38,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_pids [2022-10-16 12:53:38,416 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_usb [2022-10-16 12:53:38,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_usb [2022-10-16 12:53:38,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 12:53:38,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 12:53:38,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 12:53:38,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_iso_mutex_of_ttusb_dec [2022-10-16 12:53:38,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_iso_mutex_of_ttusb_dec [2022-10-16 12:53:38,417 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 12:53:38,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 12:53:38,417 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-10-16 12:53:38,417 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-10-16 12:53:38,417 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2022-10-16 12:53:38,418 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2022-10-16 12:53:38,418 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-16 12:53:38,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-16 12:53:38,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 12:53:38,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 12:53:38,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 12:53:39,320 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 12:53:39,324 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 12:53:45,644 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 12:53:45,675 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 12:53:45,677 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 12:53:45,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:53:45 BoogieIcfgContainer [2022-10-16 12:53:45,684 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 12:53:45,689 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 12:53:45,693 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 12:53:45,703 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 12:53:45,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:53:34" (1/3) ... [2022-10-16 12:53:45,705 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@573413a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:53:45, skipping insertion in model container [2022-10-16 12:53:45,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:53:37" (2/3) ... [2022-10-16 12:53:45,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@573413a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:53:45, skipping insertion in model container [2022-10-16 12:53:45,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:53:45" (3/3) ... [2022-10-16 12:53:45,709 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i [2022-10-16 12:53:45,734 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 12:53:45,734 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 74 error locations. [2022-10-16 12:53:45,878 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 12:53:45,906 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;@78e314a3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 12:53:45,907 INFO L358 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2022-10-16 12:53:45,927 INFO L276 IsEmpty]: Start isEmpty. Operand has 1111 states, 782 states have (on average 1.4015345268542199) internal successors, (1096), 875 states have internal predecessors, (1096), 204 states have call successors, (204), 50 states have call predecessors, (204), 50 states have return successors, (204), 198 states have call predecessors, (204), 204 states have call successors, (204) [2022-10-16 12:53:45,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-16 12:53:45,942 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:53:45,943 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:53:45,944 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW === [ttusb_dec_free_iso_urbsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ttusb_dec_free_iso_urbsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 72 more)] === [2022-10-16 12:53:45,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:53:45,954 INFO L85 PathProgramCache]: Analyzing trace with hash 758697571, now seen corresponding path program 1 times [2022-10-16 12:53:45,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:53:45,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016493745] [2022-10-16 12:53:45,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:53:45,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:53:46,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:53:46,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:53:46,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:53:46,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:53:46,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:53:46,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:53:46,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:53:46,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:53:46,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:53:46,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016493745] [2022-10-16 12:53:46,832 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016493745] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:53:46,832 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:53:46,832 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:53:46,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074049939] [2022-10-16 12:53:46,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:53:46,841 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:53:46,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:53:46,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:53:46,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:53:46,898 INFO L87 Difference]: Start difference. First operand has 1111 states, 782 states have (on average 1.4015345268542199) internal successors, (1096), 875 states have internal predecessors, (1096), 204 states have call successors, (204), 50 states have call predecessors, (204), 50 states have return successors, (204), 198 states have call predecessors, (204), 204 states have call successors, (204) Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-10-16 12:53:49,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:53:51,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:53:51,318 INFO L93 Difference]: Finished difference Result 2235 states and 3099 transitions. [2022-10-16 12:53:51,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 12:53:51,323 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 34 [2022-10-16 12:53:51,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:53:51,351 INFO L225 Difference]: With dead ends: 2235 [2022-10-16 12:53:51,352 INFO L226 Difference]: Without dead ends: 1108 [2022-10-16 12:53:51,376 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:53:51,381 INFO L413 NwaCegarLoop]: 1358 mSDtfsCounter, 1571 mSDsluCounter, 644 mSDsCounter, 0 mSdLazyCounter, 324 mSolverCounterSat, 373 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1708 SdHoareTripleChecker+Valid, 2002 SdHoareTripleChecker+Invalid, 698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 373 IncrementalHoareTripleChecker+Valid, 324 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-10-16 12:53:51,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1708 Valid, 2002 Invalid, 698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [373 Valid, 324 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2022-10-16 12:53:51,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states. [2022-10-16 12:53:51,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 1067. [2022-10-16 12:53:51,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1067 states, 760 states have (on average 1.313157894736842) internal successors, (998), 832 states have internal predecessors, (998), 196 states have call successors, (196), 49 states have call predecessors, (196), 49 states have return successors, (196), 190 states have call predecessors, (196), 196 states have call successors, (196) [2022-10-16 12:53:51,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 1067 states and 1390 transitions. [2022-10-16 12:53:51,553 INFO L78 Accepts]: Start accepts. Automaton has 1067 states and 1390 transitions. Word has length 34 [2022-10-16 12:53:51,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:53:51,554 INFO L495 AbstractCegarLoop]: Abstraction has 1067 states and 1390 transitions. [2022-10-16 12:53:51,554 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-10-16 12:53:51,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1390 transitions. [2022-10-16 12:53:51,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-16 12:53:51,557 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:53:51,558 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:53:51,558 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 12:53:51,559 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW === [ttusb_dec_free_iso_urbsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ttusb_dec_free_iso_urbsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 72 more)] === [2022-10-16 12:53:51,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:53:51,559 INFO L85 PathProgramCache]: Analyzing trace with hash 820737185, now seen corresponding path program 1 times [2022-10-16 12:53:51,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:53:51,560 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386989703] [2022-10-16 12:53:51,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:53:51,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:53:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:53:51,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:53:51,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:53:51,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:53:51,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:53:51,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:53:51,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:53:51,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:53:51,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:53:51,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386989703] [2022-10-16 12:53:51,997 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386989703] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:53:51,997 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:53:51,997 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:53:51,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170765731] [2022-10-16 12:53:51,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:53:51,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:53:51,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:53:52,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:53:52,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:53:52,000 INFO L87 Difference]: Start difference. First operand 1067 states and 1390 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-10-16 12:53:54,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:53:58,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:53:58,084 INFO L93 Difference]: Finished difference Result 2176 states and 2846 transitions. [2022-10-16 12:53:58,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:53:58,085 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 34 [2022-10-16 12:53:58,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:53:58,105 INFO L225 Difference]: With dead ends: 2176 [2022-10-16 12:53:58,105 INFO L226 Difference]: Without dead ends: 1108 [2022-10-16 12:53:58,112 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 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 12:53:58,114 INFO L413 NwaCegarLoop]: 1366 mSDtfsCounter, 337 mSDsluCounter, 2588 mSDsCounter, 0 mSdLazyCounter, 1149 mSolverCounterSat, 201 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 374 SdHoareTripleChecker+Valid, 3954 SdHoareTripleChecker+Invalid, 1351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 1149 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-10-16 12:53:58,115 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [374 Valid, 3954 Invalid, 1351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 1149 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2022-10-16 12:53:58,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states. [2022-10-16 12:53:58,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 1067. [2022-10-16 12:53:58,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1067 states, 760 states have (on average 1.311842105263158) internal successors, (997), 832 states have internal predecessors, (997), 196 states have call successors, (196), 49 states have call predecessors, (196), 49 states have return successors, (196), 190 states have call predecessors, (196), 196 states have call successors, (196) [2022-10-16 12:53:58,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 1067 states and 1389 transitions. [2022-10-16 12:53:58,228 INFO L78 Accepts]: Start accepts. Automaton has 1067 states and 1389 transitions. Word has length 34 [2022-10-16 12:53:58,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:53:58,228 INFO L495 AbstractCegarLoop]: Abstraction has 1067 states and 1389 transitions. [2022-10-16 12:53:58,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-10-16 12:53:58,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1389 transitions. [2022-10-16 12:53:58,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-16 12:53:58,239 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:53:58,240 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:53:58,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 12:53:58,240 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ttusb_dec_exit_usbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ttusb_dec_free_iso_urbsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ttusb_dec_free_iso_urbsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 72 more)] === [2022-10-16 12:53:58,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:53:58,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1541655380, now seen corresponding path program 1 times [2022-10-16 12:53:58,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:53:58,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060544973] [2022-10-16 12:53:58,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:53:58,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:53:58,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:53:58,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 12:53:58,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:53:58,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 12:53:58,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:53:58,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 12:53:58,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:53:58,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:53:58,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:53:58,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060544973] [2022-10-16 12:53:58,607 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060544973] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:53:58,607 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:53:58,607 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:53:58,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149519894] [2022-10-16 12:53:58,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:53:58,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:53:58,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:53:58,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:53:58,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:53:58,614 INFO L87 Difference]: Start difference. First operand 1067 states and 1389 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-10-16 12:54:02,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:54:03,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:54:03,630 INFO L93 Difference]: Finished difference Result 2179 states and 2854 transitions. [2022-10-16 12:54:03,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 12:54:03,630 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 46 [2022-10-16 12:54:03,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:54:03,640 INFO L225 Difference]: With dead ends: 2179 [2022-10-16 12:54:03,641 INFO L226 Difference]: Without dead ends: 1115 [2022-10-16 12:54:03,648 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:54:03,650 INFO L413 NwaCegarLoop]: 1350 mSDtfsCounter, 733 mSDsluCounter, 1194 mSDsCounter, 0 mSdLazyCounter, 638 mSolverCounterSat, 210 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 863 SdHoareTripleChecker+Valid, 2544 SdHoareTripleChecker+Invalid, 849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 638 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-10-16 12:54:03,650 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [863 Valid, 2544 Invalid, 849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 638 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2022-10-16 12:54:03,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1115 states. [2022-10-16 12:54:03,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1115 to 1074. [2022-10-16 12:54:03,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1074 states, 769 states have (on average 1.3094928478543564) internal successors, (1007), 839 states have internal predecessors, (1007), 196 states have call successors, (196), 49 states have call predecessors, (196), 49 states have return successors, (196), 190 states have call predecessors, (196), 196 states have call successors, (196) [2022-10-16 12:54:03,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 1074 states and 1399 transitions. [2022-10-16 12:54:03,732 INFO L78 Accepts]: Start accepts. Automaton has 1074 states and 1399 transitions. Word has length 46 [2022-10-16 12:54:03,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:54:03,732 INFO L495 AbstractCegarLoop]: Abstraction has 1074 states and 1399 transitions. [2022-10-16 12:54:03,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-10-16 12:54:03,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1399 transitions. [2022-10-16 12:54:03,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-16 12:54:03,734 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:54:03,734 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-10-16 12:54:03,734 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 12:54:03,734 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ttusb_dec_free_iso_urbsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ttusb_dec_free_iso_urbsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 72 more)] === [2022-10-16 12:54:03,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:54:03,735 INFO L85 PathProgramCache]: Analyzing trace with hash 735346381, now seen corresponding path program 1 times [2022-10-16 12:54:03,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:54:03,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996785278] [2022-10-16 12:54:03,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:54:03,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:54:03,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:54:04,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:54:04,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:54:05,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:54:05,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:54:05,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:54:05,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:54:05,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 12:54:05,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:54:05,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-10-16 12:54:05,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:54:05,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 12:54:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:54:05,621 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-16 12:54:05,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:54:05,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996785278] [2022-10-16 12:54:05,623 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996785278] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:54:05,624 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:54:05,624 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-10-16 12:54:05,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315280094] [2022-10-16 12:54:05,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:54:05,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-10-16 12:54:05,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:54:05,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-10-16 12:54:05,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2022-10-16 12:54:05,627 INFO L87 Difference]: Start difference. First operand 1074 states and 1399 transitions. Second operand has 11 states, 11 states have (on average 3.4545454545454546) internal successors, (38), 7 states have internal predecessors, (38), 2 states have call successors, (7), 3 states have call predecessors, (7), 4 states have return successors, (6), 4 states have call predecessors, (6), 2 states have call successors, (6) [2022-10-16 12:54:12,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:54:16,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:54:16,086 INFO L93 Difference]: Finished difference Result 2188 states and 2862 transitions. [2022-10-16 12:54:16,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-16 12:54:16,087 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 3.4545454545454546) internal successors, (38), 7 states have internal predecessors, (38), 2 states have call successors, (7), 3 states have call predecessors, (7), 4 states have return successors, (6), 4 states have call predecessors, (6), 2 states have call successors, (6) Word has length 53 [2022-10-16 12:54:16,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:54:16,097 INFO L225 Difference]: With dead ends: 2188 [2022-10-16 12:54:16,097 INFO L226 Difference]: Without dead ends: 1115 [2022-10-16 12:54:16,103 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2022-10-16 12:54:16,111 INFO L413 NwaCegarLoop]: 1363 mSDtfsCounter, 334 mSDsluCounter, 8332 mSDsCounter, 0 mSdLazyCounter, 3872 mSolverCounterSat, 204 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 371 SdHoareTripleChecker+Valid, 9695 SdHoareTripleChecker+Invalid, 4077 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 3872 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2022-10-16 12:54:16,113 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [371 Valid, 9695 Invalid, 4077 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [204 Valid, 3872 Invalid, 1 Unknown, 0 Unchecked, 10.1s Time] [2022-10-16 12:54:16,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1115 states. [2022-10-16 12:54:16,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1115 to 1083. [2022-10-16 12:54:16,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1083 states, 775 states have (on average 1.3070967741935484) internal successors, (1013), 846 states have internal predecessors, (1013), 196 states have call successors, (196), 49 states have call predecessors, (196), 52 states have return successors, (208), 192 states have call predecessors, (208), 196 states have call successors, (208) [2022-10-16 12:54:16,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 1083 states and 1417 transitions. [2022-10-16 12:54:16,262 INFO L78 Accepts]: Start accepts. Automaton has 1083 states and 1417 transitions. Word has length 53 [2022-10-16 12:54:16,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:54:16,263 INFO L495 AbstractCegarLoop]: Abstraction has 1083 states and 1417 transitions. [2022-10-16 12:54:16,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 3.4545454545454546) internal successors, (38), 7 states have internal predecessors, (38), 2 states have call successors, (7), 3 states have call predecessors, (7), 4 states have return successors, (6), 4 states have call predecessors, (6), 2 states have call successors, (6) [2022-10-16 12:54:16,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1417 transitions. [2022-10-16 12:54:16,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-16 12:54:16,266 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:54:16,267 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-10-16 12:54:16,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 12:54:16,268 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ttusb_dec_free_iso_urbsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ttusb_dec_free_iso_urbsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 72 more)] === [2022-10-16 12:54:16,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:54:16,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1403509725, now seen corresponding path program 1 times [2022-10-16 12:54:16,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:54:16,270 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938970922] [2022-10-16 12:54:16,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:54:16,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:54:16,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-16 12:54:16,427 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-16 12:54:16,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-16 12:54:16,733 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-16 12:54:16,734 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-10-16 12:54:16,735 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (73 of 74 remaining) [2022-10-16 12:54:16,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_free_iso_urbsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (72 of 74 remaining) [2022-10-16 12:54:16,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_free_iso_urbsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (71 of 74 remaining) [2022-10-16 12:54:16,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (70 of 74 remaining) [2022-10-16 12:54:16,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (69 of 74 remaining) [2022-10-16 12:54:16,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (68 of 74 remaining) [2022-10-16 12:54:16,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (67 of 74 remaining) [2022-10-16 12:54:16,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (66 of 74 remaining) [2022-10-16 12:54:16,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (65 of 74 remaining) [2022-10-16 12:54:16,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location __create_pipeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (64 of 74 remaining) [2022-10-16 12:54:16,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_start_iso_xferErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (63 of 74 remaining) [2022-10-16 12:54:16,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_start_iso_xferErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (62 of 74 remaining) [2022-10-16 12:54:16,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_start_iso_xferErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (61 of 74 remaining) [2022-10-16 12:54:16,741 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_start_iso_xferErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (60 of 74 remaining) [2022-10-16 12:54:16,741 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_start_iso_xferErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (59 of 74 remaining) [2022-10-16 12:54:16,741 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_start_iso_xferErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (58 of 74 remaining) [2022-10-16 12:54:16,741 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_start_iso_xferErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (57 of 74 remaining) [2022-10-16 12:54:16,741 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_start_iso_xferErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (56 of 74 remaining) [2022-10-16 12:54:16,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_send_commandErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 74 remaining) [2022-10-16 12:54:16,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_send_commandErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 74 remaining) [2022-10-16 12:54:16,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_send_commandErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 74 remaining) [2022-10-16 12:54:16,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_send_commandErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 74 remaining) [2022-10-16 12:54:16,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_send_commandErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 74 remaining) [2022-10-16 12:54:16,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_send_commandErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 74 remaining) [2022-10-16 12:54:16,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_send_commandErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 74 remaining) [2022-10-16 12:54:16,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_send_commandErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 74 remaining) [2022-10-16 12:54:16,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_setup_urbsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 74 remaining) [2022-10-16 12:54:16,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_setup_urbsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 74 remaining) [2022-10-16 12:54:16,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_setup_urbsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 74 remaining) [2022-10-16 12:54:16,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_setup_urbsErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 74 remaining) [2022-10-16 12:54:16,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_setup_urbsErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 74 remaining) [2022-10-16 12:54:16,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_setup_urbsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 74 remaining) [2022-10-16 12:54:16,745 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_setup_urbsErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 74 remaining) [2022-10-16 12:54:16,745 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_setup_urbsErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 74 remaining) [2022-10-16 12:54:16,745 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location __fswab16Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 74 remaining) [2022-10-16 12:54:16,745 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location __fswab16Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 74 remaining) [2022-10-16 12:54:16,745 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_exit_usbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 74 remaining) [2022-10-16 12:54:16,746 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_exit_usbErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 74 remaining) [2022-10-16 12:54:16,746 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_stop_iso_xferErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 74 remaining) [2022-10-16 12:54:16,746 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_stop_iso_xferErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 74 remaining) [2022-10-16 12:54:16,746 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_stop_iso_xferErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 74 remaining) [2022-10-16 12:54:16,747 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ttusb_dec_stop_iso_xferErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 74 remaining) [2022-10-16 12:54:16,747 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 74 remaining) [2022-10-16 12:54:16,747 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 74 remaining) [2022-10-16 12:54:16,747 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 74 remaining) [2022-10-16 12:54:16,747 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 74 remaining) [2022-10-16 12:54:16,748 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 74 remaining) [2022-10-16 12:54:16,748 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 74 remaining) [2022-10-16 12:54:16,748 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 74 remaining) [2022-10-16 12:54:16,748 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 74 remaining) [2022-10-16 12:54:16,748 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 74 remaining) [2022-10-16 12:54:16,749 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 74 remaining) [2022-10-16 12:54:16,749 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 74 remaining) [2022-10-16 12:54:16,749 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 74 remaining) [2022-10-16 12:54:16,749 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 74 remaining) [2022-10-16 12:54:16,749 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 74 remaining) [2022-10-16 12:54:16,750 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 74 remaining) [2022-10-16 12:54:16,750 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 74 remaining) [2022-10-16 12:54:16,750 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 74 remaining) [2022-10-16 12:54:16,750 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 74 remaining) [2022-10-16 12:54:16,750 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 74 remaining) [2022-10-16 12:54:16,751 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 74 remaining) [2022-10-16 12:54:16,751 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 74 remaining) [2022-10-16 12:54:16,751 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 74 remaining) [2022-10-16 12:54:16,751 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 74 remaining) [2022-10-16 12:54:16,751 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 74 remaining) [2022-10-16 12:54:16,752 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 74 remaining) [2022-10-16 12:54:16,752 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 74 remaining) [2022-10-16 12:54:16,752 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 74 remaining) [2022-10-16 12:54:16,752 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 74 remaining) [2022-10-16 12:54:16,752 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 74 remaining) [2022-10-16 12:54:16,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 74 remaining) [2022-10-16 12:54:16,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 74 remaining) [2022-10-16 12:54:16,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 74 remaining) [2022-10-16 12:54:16,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 12:54:16,760 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-10-16 12:54:16,765 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-16 12:54:16,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 12:54:16 BoogieIcfgContainer [2022-10-16 12:54:16,891 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 12:54:16,892 INFO L158 Benchmark]: Toolchain (without parser) took 41930.86ms. Allocated memory was 152.0MB in the beginning and 499.1MB in the end (delta: 347.1MB). Free memory was 115.0MB in the beginning and 311.8MB in the end (delta: -196.8MB). Peak memory consumption was 151.8MB. Max. memory is 8.0GB. [2022-10-16 12:54:16,892 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 152.0MB. Free memory was 122.5MB in the beginning and 122.5MB in the end (delta: 74.0kB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 12:54:16,893 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2664.64ms. Allocated memory was 152.0MB in the beginning and 217.1MB in the end (delta: 65.0MB). Free memory was 114.8MB in the beginning and 150.5MB in the end (delta: -35.7MB). Peak memory consumption was 105.5MB. Max. memory is 8.0GB. [2022-10-16 12:54:16,893 INFO L158 Benchmark]: Boogie Procedure Inliner took 341.17ms. Allocated memory is still 217.1MB. Free memory was 150.5MB in the beginning and 131.1MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2022-10-16 12:54:16,894 INFO L158 Benchmark]: Boogie Preprocessor took 299.19ms. Allocated memory is still 217.1MB. Free memory was 131.1MB in the beginning and 143.9MB in the end (delta: -12.8MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2022-10-16 12:54:16,894 INFO L158 Benchmark]: RCFGBuilder took 7406.56ms. Allocated memory was 217.1MB in the beginning and 415.2MB in the end (delta: 198.2MB). Free memory was 143.7MB in the beginning and 330.4MB in the end (delta: -186.7MB). Peak memory consumption was 119.5MB. Max. memory is 8.0GB. [2022-10-16 12:54:16,894 INFO L158 Benchmark]: TraceAbstraction took 31203.55ms. Allocated memory was 415.2MB in the beginning and 499.1MB in the end (delta: 83.9MB). Free memory was 329.8MB in the beginning and 311.8MB in the end (delta: 18.0MB). Peak memory consumption was 101.9MB. Max. memory is 8.0GB. [2022-10-16 12:54:16,896 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 152.0MB. Free memory was 122.5MB in the beginning and 122.5MB in the end (delta: 74.0kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 2664.64ms. Allocated memory was 152.0MB in the beginning and 217.1MB in the end (delta: 65.0MB). Free memory was 114.8MB in the beginning and 150.5MB in the end (delta: -35.7MB). Peak memory consumption was 105.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 341.17ms. Allocated memory is still 217.1MB. Free memory was 150.5MB in the beginning and 131.1MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 299.19ms. Allocated memory is still 217.1MB. Free memory was 131.1MB in the beginning and 143.9MB in the end (delta: -12.8MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * RCFGBuilder took 7406.56ms. Allocated memory was 217.1MB in the beginning and 415.2MB in the end (delta: 198.2MB). Free memory was 143.7MB in the beginning and 330.4MB in the end (delta: -186.7MB). Peak memory consumption was 119.5MB. Max. memory is 8.0GB. * TraceAbstraction took 31203.55ms. Allocated memory was 415.2MB in the beginning and 499.1MB in the end (delta: 83.9MB). Free memory was 329.8MB in the beginning and 311.8MB in the end (delta: 18.0MB). Peak memory consumption was 101.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 6503]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 6283. Possible FailurePath: [L6548] static int debug ; [L6549] static int output_pva ; [L6550] static int enable_rc ; [L6551-L6553] static short adapter_nr[8U] = { -1, -1, -1, -1, -1, -1, -1, -1}; [L6554-L6561] static u16 rc_keys[26U] = { 116U, 113U, 2U, 3U, 4U, 5U, 6U, 7U, 8U, 9U, 10U, 11U, 402U, 114U, 352U, 115U, 403U, 412U, 1U, 398U, 399U, 400U, 401U, 357U, 50U, 385U}; [L8429] static struct ttusbdecfe_config fe_config = {& fe_send_command}; [L8564] struct usb_device_id const __mod_usb_device_table ; [L8571] int LDV_IN_INTERRUPT ; [L8770] static int ldv_mutex_iso_mutex_of_ttusb_dec ; [L8877] static int ldv_mutex_lock ; [L8984] static int ldv_mutex_mutex_of_device ; [L9091] static int ldv_mutex_usb_mutex_of_ttusb_dec ; VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, enable_rc=0, fe_config={147:0}, LDV_IN_INTERRUPT=0, ldv_mutex_iso_mutex_of_ttusb_dec=0, ldv_mutex_lock=0, ldv_mutex_mutex_of_device=0, ldv_mutex_usb_mutex_of_ttusb_dec=0, output_pva=0, rc_keys={146:0}] [L8574] struct usb_interface *var_group1 ; [L8575] struct usb_device_id const *var_ttusb_dec_probe_38_p1 ; [L8576] int res_ttusb_dec_probe_38 ; [L8577] int ldv_s_ttusb_dec_driver_usb_driver ; [L8578] int tmp ; [L8579] int tmp___0 ; [L8581] ldv_s_ttusb_dec_driver_usb_driver = 0 [L8582] LDV_IN_INTERRUPT = 1 [L8583] CALL ldv_initialize() [L9201] ldv_mutex_iso_mutex_of_ttusb_dec = 1 [L9202] ldv_mutex_lock = 1 [L9203] ldv_mutex_mutex_of_device = 1 [L9204] ldv_mutex_usb_mutex_of_ttusb_dec = 1 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, enable_rc=0, fe_config={147:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}] [L8583] RET ldv_initialize() [L8614] tmp___0 = __VERIFIER_nondet_int() [L8615] COND TRUE tmp___0 != 0 || ldv_s_ttusb_dec_driver_usb_driver != 0 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, enable_rc=0, fe_config={147:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, ldv_s_ttusb_dec_driver_usb_driver=0, output_pva=0, rc_keys={146:0}, tmp___0=1] [L8586] tmp = __VERIFIER_nondet_int() [L8588] case 0: VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, enable_rc=0, fe_config={147:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, ldv_s_ttusb_dec_driver_usb_driver=0, output_pva=0, rc_keys={146:0}, tmp=0, tmp___0=1] [L8589] COND TRUE ldv_s_ttusb_dec_driver_usb_driver == 0 [L8590] CALL ttusb_dec_probe(var_group1, var_ttusb_dec_probe_38_p1) [L8432] struct usb_device *udev ; [L8433] struct ttusb_dec *dec ; [L8434] void *tmp ; [L8435] int tmp___0 ; [L8436] int tmp___1 ; [L8437] int tmp___2 ; VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, enable_rc=0, fe_config={147:0}, id={2147483649:-6}, id={2147483649:-6}, intf={2147483651:151}, intf={2147483651:151}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}] [L8439] COND FALSE !(debug != 0) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, enable_rc=0, fe_config={147:0}, id={2147483649:-6}, id={2147483649:-6}, intf={2147483651:151}, intf={2147483651:151}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}] [L8443] CALL, EXPR interface_to_usbdev(intf) [L6456] struct device const *__mptr ; [L6458] EXPR intf->dev.parent [L6458] __mptr = (struct device const *)intf->dev.parent [L6459] return ((struct usb_device *)__mptr + 0xffffffffffffff78UL); VAL [\result={2147483652:152}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mptr={2147483652:142408}, adapter_nr={145:0}, debug=0, enable_rc=0, fe_config={147:0}, intf={2147483651:151}, intf={2147483651:151}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}] [L8443] RET, EXPR interface_to_usbdev(intf) [L8443] udev = interface_to_usbdev(intf) [L8444] CALL, EXPR kzalloc(15656UL, 208U) VAL [\old(flags)=208, \old(size)=15656, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, enable_rc=0, fe_config={147:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}] [L6281] void *tmp ; VAL [\old(flags)=208, \old(size)=15656, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, enable_rc=0, fe_config={147:0}, flags=208, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}, size=15656] [L6283] CALL, EXPR kmalloc(size, flags | 32768U) VAL [\old(size)=15656, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, enable_rc=0, fe_config={147:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}] [L6272] void *tmp___2 ; [L6274] CALL, EXPR __kmalloc(size, flags) [L6267] CALL, EXPR ldv_malloc(size) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, enable_rc=0, fe_config={147:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}] [L6257] COND TRUE __VERIFIER_nondet_int() [L6258] void *res = malloc(size); [L6259] CALL, EXPR ldv_is_err(res) [L6253] return ((unsigned long)ptr > ((unsigned long)-4095)); VAL [\result=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, enable_rc=0, fe_config={147:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, ptr={-4294967295:0}, ptr={-4294967295:0}, rc_keys={146:0}] [L6259] RET, EXPR ldv_is_err(res) [L6259] CALL assume_abort_if_not(!ldv_is_err(res)) [L6248] COND FALSE !(!cond) VAL [\old(cond)=1, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, cond=1, debug=0, enable_rc=0, fe_config={147:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}] [L6259] RET assume_abort_if_not(!ldv_is_err(res)) [L6260] return res; VAL [\old(size)=15656, \result={-4294967295:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, enable_rc=0, fe_config={147:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}, res={-4294967295:0}, size=15656] [L6267] RET, EXPR ldv_malloc(size) VAL [\old(size)=15656, \old(t)=2147483650, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, enable_rc=0, fe_config={147:0}, LDV_IN_INTERRUPT=1, ldv_malloc(size)={-4294967295:0}, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}, size=15656, t=2147483650] [L6267] return ldv_malloc(size); [L6274] RET, EXPR __kmalloc(size, flags) [L6274] tmp___2 = __kmalloc(size, flags) [L6275] return (tmp___2); VAL [\old(flags)=2147483650, \old(size)=15656, \result={-4294967295:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, enable_rc=0, fe_config={147:0}, flags=2147483650, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}, size=15656, tmp___2={-4294967295:0}] [L6283] RET, EXPR kmalloc(size, flags | 32768U) VAL [\old(flags)=208, \old(size)=15656, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, enable_rc=0, fe_config={147:0}, flags=208, kmalloc(size, flags | 32768U)={-4294967295:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}, size=15656] [L6283] tmp = kmalloc(size, flags | 32768U) [L6284] return (tmp); VAL [\old(flags)=208, \old(size)=15656, \result={-4294967295:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, enable_rc=0, fe_config={147:0}, flags=208, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}, size=15656, tmp={-4294967295:0}] [L8444] RET, EXPR kzalloc(15656UL, 208U) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, enable_rc=0, fe_config={147:0}, id={2147483649:-6}, id={2147483649:-6}, intf={2147483651:151}, intf={2147483651:151}, kzalloc(15656UL, 208U)={-4294967295:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}, udev={2147483652:152}] [L8444] tmp = kzalloc(15656UL, 208U) [L8445] dec = (struct ttusb_dec *)tmp VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, dec={-4294967295:0}, enable_rc=0, fe_config={147:0}, id={2147483649:-6}, id={2147483649:-6}, intf={2147483651:151}, intf={2147483651:151}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}, tmp={-4294967295:0}, udev={2147483652:152}] [L8446] COND FALSE !((unsigned long )dec == (unsigned long )((struct ttusb_dec *)0)) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, dec={-4294967295:0}, enable_rc=0, fe_config={147:0}, id={2147483649:-6}, id={2147483649:-6}, intf={2147483651:151}, intf={2147483651:151}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}, tmp={-4294967295:0}, udev={2147483652:152}] [L8451] CALL usb_set_intfdata(intf, (void *)dec) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, enable_rc=0, fe_config={147:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}] [L6450] CALL dev_set_drvdata(& intf->dev, data) [L9264] return __VERIFIER_nondet_int(); [L6450] RET dev_set_drvdata(& intf->dev, data) [L8451] RET usb_set_intfdata(intf, (void *)dec) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, dec={-4294967295:0}, enable_rc=0, fe_config={147:0}, id={2147483649:-6}, id={2147483649:-6}, intf={2147483651:151}, intf={2147483651:151}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}, tmp={-4294967295:0}, udev={2147483652:152}] [L8452] id->idProduct [L8453] case 4102: [L8456] case 4104: [L8459] case 4105: VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, dec={-4294967295:0}, enable_rc=0, fe_config={147:0}, id={2147483649:-6}, id={2147483649:-6}, id->idProduct=149, intf={2147483651:151}, intf={2147483651:151}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}, tmp={-4294967295:0}, udev={2147483652:152}] [L8464] dec->udev = udev [L8465] CALL ttusb_dec_init_usb(dec) [L7950] struct lock_class_key __key ; [L7951] struct lock_class_key __key___0 ; [L7952] unsigned int tmp ; [L7953] unsigned int tmp___0 ; [L7954] unsigned int tmp___1 ; [L7955] unsigned int tmp___2 ; [L7956] int tmp___3 ; VAL [__key={150:0}, __key___0={148:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, dec={-4294967295:0}, dec={-4294967295:0}, enable_rc=0, fe_config={147:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}] [L7958] COND FALSE !(debug != 0) VAL [__key={150:0}, __key___0={148:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, dec={-4294967295:0}, dec={-4294967295:0}, enable_rc=0, fe_config={147:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}] [L7962] FCALL __mutex_init(& dec->usb_mutex, "&dec->usb_mutex", & __key) VAL [__key={150:0}, __key___0={148:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, dec={-4294967295:0}, dec={-4294967295:0}, enable_rc=0, fe_config={147:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}] [L7963] FCALL __mutex_init(& dec->iso_mutex, "&dec->iso_mutex", & __key___0) VAL [__key={150:0}, __key___0={148:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, dec={-4294967295:0}, dec={-4294967295:0}, enable_rc=0, fe_config={147:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}] [L7964] EXPR dec->udev VAL [__key={150:0}, __key___0={148:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, dec={-4294967295:0}, dec={-4294967295:0}, dec->udev={2147483652:152}, enable_rc=0, fe_config={147:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}] [L7964] CALL __create_pipe(dec->udev, 3U) VAL [\old(endpoint)=3, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, dev={2147483652:152}, enable_rc=0, fe_config={147:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}] [L6503] EXPR dev->devnum VAL [\old(endpoint)=3, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, dev={2147483652:152}, dev={2147483652:152}, dev->devnum=8388608, enable_rc=0, endpoint=3, fe_config={147:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}] [L6503] dev->devnum << 8 VAL [\old(endpoint)=3, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, adapter_nr={145:0}, debug=0, dev={2147483652:152}, dev={2147483652:152}, dev->devnum=8388608, enable_rc=0, endpoint=3, fe_config={147:0}, LDV_IN_INTERRUPT=1, ldv_mutex_iso_mutex_of_ttusb_dec=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_mutex_usb_mutex_of_ttusb_dec=1, output_pva=0, rc_keys={146:0}] - UnprovableResult [Line: 7824]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7824]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6596]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6596]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6599]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6599]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7320]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7320]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6503]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7486]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7486]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7487]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7487]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7497]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7497]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7505]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7505]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6669]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6669]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6684]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6684]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6686]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6686]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6718]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6718]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7368]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7368]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7374]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7374]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7375]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7375]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7381]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7381]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 8353]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 8353]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7404]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7404]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7410]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7410]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6483]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6483]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6483]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6483]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7863]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7863]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6627]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6627]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6627]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6627]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 8141]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 8141]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 8148]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 8148]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 8155]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 8155]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 8155]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 8155]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 8159]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 8159]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7912]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7912]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 8597]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 8597]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7763]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7763]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7787]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7787]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7609]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7609]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7709]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7709]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 51 procedures, 1111 locations, 74 error locations. Started 1 CEGAR loops. OverallTime: 30.9s, OverallIterations: 5, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 26.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 3316 SdHoareTripleChecker+Valid, 24.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2975 mSDsluCounter, 18195 SdHoareTripleChecker+Invalid, 23.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12758 mSDsCounter, 988 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5983 IncrementalHoareTripleChecker+Invalid, 6975 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 988 mSolverCounterUnsat, 5437 mSDtfsCounter, 5983 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1111occurred in iteration=0, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 4 MinimizatonAttempts, 155 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 223 NumberOfCodeBlocks, 223 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 163 ConstructedInterpolants, 0 QuantifiedInterpolants, 385 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 3/3 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-10-16 12:54:16,938 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...