/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 12:58:00,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 12:58:00,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 12:58:00,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 12:58:00,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 12:58:00,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 12:58:00,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 12:58:00,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 12:58:00,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 12:58:00,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 12:58:00,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 12:58:00,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 12:58:00,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 12:58:00,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 12:58:00,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 12:58:01,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 12:58:01,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 12:58:01,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 12:58:01,010 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 12:58:01,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 12:58:01,019 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 12:58:01,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 12:58:01,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 12:58:01,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 12:58:01,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 12:58:01,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 12:58:01,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 12:58:01,031 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 12:58:01,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 12:58:01,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 12:58:01,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 12:58:01,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 12:58:01,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 12:58:01,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 12:58:01,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 12:58:01,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 12:58:01,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 12:58:01,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 12:58:01,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 12:58:01,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 12:58:01,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 12:58:01,040 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 12:58:01,067 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 12:58:01,067 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 12:58:01,068 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 12:58:01,068 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 12:58:01,069 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 12:58:01,069 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 12:58:01,070 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 12:58:01,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 12:58:01,070 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 12:58:01,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 12:58:01,071 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 12:58:01,071 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 12:58:01,071 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 12:58:01,071 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 12:58:01,072 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 12:58:01,072 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 12:58:01,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 12:58:01,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 12:58:01,072 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 12:58:01,072 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 12:58:01,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 12:58:01,073 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 12:58:01,073 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 12:58:01,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 12:58:01,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 12:58:01,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 12:58:01,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:58:01,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 12:58:01,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 12:58:01,074 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 12:58:01,075 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 12:58:01,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 12:58:01,075 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 12:58:01,075 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 12:58:01,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 12:58:01,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 12:58:01,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 12:58:01,503 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 12:58:01,504 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 12:58:01,505 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i [2022-10-16 12:58:01,577 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa21a6c55/8e21c0c0429a4ddba4014d78a0f40229/FLAG32e351ac1 [2022-10-16 12:58:02,609 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 12:58:02,610 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i [2022-10-16 12:58:02,657 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa21a6c55/8e21c0c0429a4ddba4014d78a0f40229/FLAG32e351ac1 [2022-10-16 12:58:03,007 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa21a6c55/8e21c0c0429a4ddba4014d78a0f40229 [2022-10-16 12:58:03,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 12:58:03,016 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 12:58:03,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 12:58:03,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 12:58:03,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 12:58:03,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:58:03" (1/1) ... [2022-10-16 12:58:03,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15c38305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:58:03, skipping insertion in model container [2022-10-16 12:58:03,026 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:58:03" (1/1) ... [2022-10-16 12:58:03,035 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 12:58:03,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 12:58:04,836 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i[199632,199645] [2022-10-16 12:58:04,907 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:58:04,975 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 12:58:05,371 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i[199632,199645] [2022-10-16 12:58:05,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:58:05,835 INFO L208 MainTranslator]: Completed translation [2022-10-16 12:58:05,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:58:05 WrapperNode [2022-10-16 12:58:05,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 12:58:05,837 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 12:58:05,837 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 12:58:05,838 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 12:58:05,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:58:05" (1/1) ... [2022-10-16 12:58:05,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:58:05" (1/1) ... [2022-10-16 12:58:06,081 INFO L138 Inliner]: procedures = 142, calls = 839, calls flagged for inlining = 59, calls inlined = 40, statements flattened = 1712 [2022-10-16 12:58:06,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 12:58:06,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 12:58:06,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 12:58:06,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 12:58:06,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:58:05" (1/1) ... [2022-10-16 12:58:06,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:58:05" (1/1) ... [2022-10-16 12:58:06,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:58:05" (1/1) ... [2022-10-16 12:58:06,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:58:05" (1/1) ... [2022-10-16 12:58:06,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:58:05" (1/1) ... [2022-10-16 12:58:06,233 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:58:05" (1/1) ... [2022-10-16 12:58:06,256 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:58:05" (1/1) ... [2022-10-16 12:58:06,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:58:05" (1/1) ... [2022-10-16 12:58:06,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 12:58:06,325 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 12:58:06,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 12:58:06,325 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 12:58:06,326 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:58:05" (1/1) ... [2022-10-16 12:58:06,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:58:06,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:58:06,376 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 12:58:06,396 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 12:58:06,448 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-16 12:58:06,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-16 12:58:06,449 INFO L130 BoogieDeclarations]: Found specification of procedure catc_tx_run [2022-10-16 12:58:06,449 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_tx_run [2022-10-16 12:58:06,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 12:58:06,449 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-10-16 12:58:06,449 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-10-16 12:58:06,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-16 12:58:06,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 12:58:06,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 12:58:06,450 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-10-16 12:58:06,450 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-10-16 12:58:06,450 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-16 12:58:06,450 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-16 12:58:06,451 INFO L130 BoogieDeclarations]: Found specification of procedure catc_ctrl_run [2022-10-16 12:58:06,451 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_ctrl_run [2022-10-16 12:58:06,451 INFO L130 BoogieDeclarations]: Found specification of procedure catc_get_drvinfo [2022-10-16 12:58:06,451 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_get_drvinfo [2022-10-16 12:58:06,451 INFO L130 BoogieDeclarations]: Found specification of procedure catc_ctrl_msg [2022-10-16 12:58:06,451 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_ctrl_msg [2022-10-16 12:58:06,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-16 12:58:06,452 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-16 12:58:06,452 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-16 12:58:06,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-16 12:58:06,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 12:58:06,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 12:58:06,452 INFO L130 BoogieDeclarations]: Found specification of procedure catc_multicast [2022-10-16 12:58:06,453 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_multicast [2022-10-16 12:58:06,453 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-16 12:58:06,453 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-16 12:58:06,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 12:58:06,453 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-10-16 12:58:06,453 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-10-16 12:58:06,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2022-10-16 12:58:06,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2022-10-16 12:58:06,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-10-16 12:58:06,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-10-16 12:58:06,454 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-16 12:58:06,454 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-16 12:58:06,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-16 12:58:06,454 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-16 12:58:06,455 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-16 12:58:06,455 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-16 12:58:06,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 12:58:06,455 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-10-16 12:58:06,455 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-10-16 12:58:06,455 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-16 12:58:06,455 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-16 12:58:06,455 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-16 12:58:06,456 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-16 12:58:06,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 12:58:06,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 12:58:06,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 12:58:06,458 INFO L130 BoogieDeclarations]: Found specification of procedure catc_ctrl_async [2022-10-16 12:58:06,458 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_ctrl_async [2022-10-16 12:58:06,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 12:58:06,459 INFO L130 BoogieDeclarations]: Found specification of procedure catc_exit [2022-10-16 12:58:06,459 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_exit [2022-10-16 12:58:06,459 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-10-16 12:58:06,460 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-10-16 12:58:06,460 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-10-16 12:58:06,460 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-10-16 12:58:06,460 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-16 12:58:06,461 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-16 12:58:06,461 INFO L130 BoogieDeclarations]: Found specification of procedure catc_init [2022-10-16 12:58:06,461 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_init [2022-10-16 12:58:06,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2022-10-16 12:58:06,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2022-10-16 12:58:06,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 12:58:06,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 12:58:06,463 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-10-16 12:58:06,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-10-16 12:58:06,463 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-16 12:58:06,464 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-16 12:58:06,464 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-16 12:58:06,464 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-16 12:58:06,465 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-10-16 12:58:06,465 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-10-16 12:58:06,465 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-16 12:58:06,465 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-16 12:58:06,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2022-10-16 12:58:06,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2022-10-16 12:58:06,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 12:58:06,466 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-10-16 12:58:06,466 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-10-16 12:58:06,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-16 12:58:06,466 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-10-16 12:58:06,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 12:58:06,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 12:58:07,001 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 12:58:07,008 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 12:58:07,894 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2022-10-16 12:58:08,004 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-16 12:58:08,029 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-16 12:58:09,280 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##191: assume false; [2022-10-16 12:58:09,280 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##192: assume !false; [2022-10-16 12:58:09,280 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume !false; [2022-10-16 12:58:09,280 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##37: assume false; [2022-10-16 12:58:09,328 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 12:58:09,343 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 12:58:09,344 INFO L300 CfgBuilder]: Removed 30 assume(true) statements. [2022-10-16 12:58:09,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:58:09 BoogieIcfgContainer [2022-10-16 12:58:09,348 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 12:58:09,350 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 12:58:09,351 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 12:58:09,354 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 12:58:09,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:58:03" (1/3) ... [2022-10-16 12:58:09,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51839a10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:58:09, skipping insertion in model container [2022-10-16 12:58:09,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:58:05" (2/3) ... [2022-10-16 12:58:09,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51839a10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:58:09, skipping insertion in model container [2022-10-16 12:58:09,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:58:09" (3/3) ... [2022-10-16 12:58:09,358 INFO L112 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-net-usb-catc.ko.cil.out.i [2022-10-16 12:58:09,381 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 12:58:09,381 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 45 error locations. [2022-10-16 12:58:09,488 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 12:58:09,500 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;@3c9a7885, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 12:58:09,500 INFO L358 AbstractCegarLoop]: Starting to check reachability of 45 error locations. [2022-10-16 12:58:09,511 INFO L276 IsEmpty]: Start isEmpty. Operand has 635 states, 432 states have (on average 1.4560185185185186) internal successors, (629), 489 states have internal predecessors, (629), 122 states have call successors, (122), 36 states have call predecessors, (122), 35 states have return successors, (121), 120 states have call predecessors, (121), 121 states have call successors, (121) [2022-10-16 12:58:09,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-16 12:58:09,529 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:58:09,530 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] [2022-10-16 12:58:09,532 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW === [catc_ctrl_runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, catc_ctrl_runErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, catc_ctrl_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 42 more)] === [2022-10-16 12:58:09,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:58:09,539 INFO L85 PathProgramCache]: Analyzing trace with hash 702291720, now seen corresponding path program 1 times [2022-10-16 12:58:09,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:58:09,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285967260] [2022-10-16 12:58:09,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:58:09,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:58:09,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:58:10,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:58:10,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:58:10,426 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 12:58:10,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:58:10,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285967260] [2022-10-16 12:58:10,428 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285967260] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:58:10,428 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:58:10,428 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 12:58:10,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520287832] [2022-10-16 12:58:10,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:58:10,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 12:58:10,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:58:10,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 12:58:10,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 12:58:10,490 INFO L87 Difference]: Start difference. First operand has 635 states, 432 states have (on average 1.4560185185185186) internal successors, (629), 489 states have internal predecessors, (629), 122 states have call successors, (122), 36 states have call predecessors, (122), 35 states have return successors, (121), 120 states have call predecessors, (121), 121 states have call successors, (121) Second operand has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 12:58:10,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:58:10,682 INFO L93 Difference]: Finished difference Result 1082 states and 1500 transitions. [2022-10-16 12:58:10,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 12:58:10,690 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 31 [2022-10-16 12:58:10,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:58:10,717 INFO L225 Difference]: With dead ends: 1082 [2022-10-16 12:58:10,717 INFO L226 Difference]: Without dead ends: 442 [2022-10-16 12:58:10,732 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 12:58:10,738 INFO L413 NwaCegarLoop]: 561 mSDtfsCounter, 4 mSDsluCounter, 553 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 1114 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 12:58:10,741 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 1114 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 12:58:10,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states. [2022-10-16 12:58:10,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 442. [2022-10-16 12:58:10,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 442 states, 306 states have (on average 1.2679738562091503) internal successors, (388), 334 states have internal predecessors, (388), 81 states have call successors, (81), 31 states have call predecessors, (81), 30 states have return successors, (80), 79 states have call predecessors, (80), 80 states have call successors, (80) [2022-10-16 12:58:10,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 549 transitions. [2022-10-16 12:58:10,854 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 549 transitions. Word has length 31 [2022-10-16 12:58:10,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:58:10,855 INFO L495 AbstractCegarLoop]: Abstraction has 442 states and 549 transitions. [2022-10-16 12:58:10,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 12:58:10,855 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 549 transitions. [2022-10-16 12:58:10,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-16 12:58:10,859 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:58:10,859 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] [2022-10-16 12:58:10,859 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 12:58:10,860 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW === [catc_ctrl_runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, catc_ctrl_runErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, catc_ctrl_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 42 more)] === [2022-10-16 12:58:10,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:58:10,860 INFO L85 PathProgramCache]: Analyzing trace with hash 1855220110, now seen corresponding path program 1 times [2022-10-16 12:58:10,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:58:10,861 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711021843] [2022-10-16 12:58:10,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:58:10,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:58:10,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:58:11,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:58:11,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:58:11,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-10-16 12:58:11,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:58:11,136 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 12:58:11,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:58:11,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711021843] [2022-10-16 12:58:11,136 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711021843] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:58:11,137 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:58:11,137 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 12:58:11,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063891983] [2022-10-16 12:58:11,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:58:11,141 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 12:58:11,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:58:11,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 12:58:11,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 12:58:11,143 INFO L87 Difference]: Start difference. First operand 442 states and 549 transitions. Second operand has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-10-16 12:58:11,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:58:11,221 INFO L93 Difference]: Finished difference Result 1047 states and 1339 transitions. [2022-10-16 12:58:11,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 12:58:11,222 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 36 [2022-10-16 12:58:11,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:58:11,228 INFO L225 Difference]: With dead ends: 1047 [2022-10-16 12:58:11,228 INFO L226 Difference]: Without dead ends: 617 [2022-10-16 12:58:11,232 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 12:58:11,236 INFO L413 NwaCegarLoop]: 634 mSDtfsCounter, 194 mSDsluCounter, 476 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 251 SdHoareTripleChecker+Valid, 1110 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 12:58:11,238 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [251 Valid, 1110 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 12:58:11,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states. [2022-10-16 12:58:11,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 607. [2022-10-16 12:58:11,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 607 states, 431 states have (on average 1.283062645011601) internal successors, (553), 461 states have internal predecessors, (553), 123 states have call successors, (123), 31 states have call predecessors, (123), 30 states have return successors, (122), 120 states have call predecessors, (122), 122 states have call successors, (122) [2022-10-16 12:58:11,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 607 states and 798 transitions. [2022-10-16 12:58:11,325 INFO L78 Accepts]: Start accepts. Automaton has 607 states and 798 transitions. Word has length 36 [2022-10-16 12:58:11,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:58:11,327 INFO L495 AbstractCegarLoop]: Abstraction has 607 states and 798 transitions. [2022-10-16 12:58:11,327 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-10-16 12:58:11,328 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 798 transitions. [2022-10-16 12:58:11,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-16 12:58:11,333 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:58:11,333 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] [2022-10-16 12:58:11,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 12:58:11,334 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [catc_ctrl_runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, catc_ctrl_runErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, catc_ctrl_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 42 more)] === [2022-10-16 12:58:11,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:58:11,334 INFO L85 PathProgramCache]: Analyzing trace with hash -634372585, now seen corresponding path program 1 times [2022-10-16 12:58:11,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:58:11,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993824590] [2022-10-16 12:58:11,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:58:11,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:58:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:58:11,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:58:11,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:58:11,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 12:58:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:58:11,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-16 12:58:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:58:11,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 12:58:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:58:11,705 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 12:58:11,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:58:11,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993824590] [2022-10-16 12:58:11,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993824590] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:58:11,707 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:58:11,707 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 12:58:11,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860502638] [2022-10-16 12:58:11,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:58:11,708 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 12:58:11,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:58:11,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 12:58:11,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 12:58:11,710 INFO L87 Difference]: Start difference. First operand 607 states and 798 transitions. Second operand has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-10-16 12:58:11,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:58:11,871 INFO L93 Difference]: Finished difference Result 1548 states and 2091 transitions. [2022-10-16 12:58:11,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 12:58:11,872 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 39 [2022-10-16 12:58:11,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:58:11,885 INFO L225 Difference]: With dead ends: 1548 [2022-10-16 12:58:11,887 INFO L226 Difference]: Without dead ends: 953 [2022-10-16 12:58:11,897 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 12:58:11,904 INFO L413 NwaCegarLoop]: 583 mSDtfsCounter, 197 mSDsluCounter, 506 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 1089 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 12:58:11,906 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [252 Valid, 1089 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 12:58:11,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states. [2022-10-16 12:58:11,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 935. [2022-10-16 12:58:11,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 935 states, 680 states have (on average 1.2882352941176471) internal successors, (876), 716 states have internal predecessors, (876), 204 states have call successors, (204), 31 states have call predecessors, (204), 30 states have return successors, (203), 199 states have call predecessors, (203), 203 states have call successors, (203) [2022-10-16 12:58:11,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 935 states and 1283 transitions. [2022-10-16 12:58:11,976 INFO L78 Accepts]: Start accepts. Automaton has 935 states and 1283 transitions. Word has length 39 [2022-10-16 12:58:11,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:58:11,976 INFO L495 AbstractCegarLoop]: Abstraction has 935 states and 1283 transitions. [2022-10-16 12:58:11,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-10-16 12:58:11,977 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1283 transitions. [2022-10-16 12:58:11,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-16 12:58:11,979 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:58:11,979 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] [2022-10-16 12:58:11,979 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 12:58:11,980 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __fswab16Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [catc_ctrl_runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, catc_ctrl_runErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, catc_ctrl_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 42 more)] === [2022-10-16 12:58:11,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:58:11,980 INFO L85 PathProgramCache]: Analyzing trace with hash 282475286, now seen corresponding path program 1 times [2022-10-16 12:58:11,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:58:11,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195106447] [2022-10-16 12:58:11,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:58:11,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:58:12,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-16 12:58:12,216 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-16 12:58:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-16 12:58:12,501 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-16 12:58:12,501 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-10-16 12:58:12,502 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __fswab16Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 45 remaining) [2022-10-16 12:58:12,505 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location catc_ctrl_runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 45 remaining) [2022-10-16 12:58:12,505 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location catc_ctrl_runErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 45 remaining) [2022-10-16 12:58:12,505 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location catc_ctrl_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 45 remaining) [2022-10-16 12:58:12,505 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location catc_ctrl_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 45 remaining) [2022-10-16 12:58:12,506 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location usb_free_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 45 remaining) [2022-10-16 12:58:12,506 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location usb_free_urbErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 45 remaining) [2022-10-16 12:58:12,506 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 45 remaining) [2022-10-16 12:58:12,506 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location __create_pipeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 45 remaining) [2022-10-16 12:58:12,507 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location catc_multicastErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 45 remaining) [2022-10-16 12:58:12,507 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location catc_multicastErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 45 remaining) [2022-10-16 12:58:12,507 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location __fswab16Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 45 remaining) [2022-10-16 12:58:12,507 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location usb_alloc_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 45 remaining) [2022-10-16 12:58:12,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location usb_alloc_urbErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 45 remaining) [2022-10-16 12:58:12,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 45 remaining) [2022-10-16 12:58:12,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 45 remaining) [2022-10-16 12:58:12,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 45 remaining) [2022-10-16 12:58:12,509 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 45 remaining) [2022-10-16 12:58:12,509 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 45 remaining) [2022-10-16 12:58:12,509 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 45 remaining) [2022-10-16 12:58:12,509 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 45 remaining) [2022-10-16 12:58:12,510 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 45 remaining) [2022-10-16 12:58:12,510 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 45 remaining) [2022-10-16 12:58:12,510 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 45 remaining) [2022-10-16 12:58:12,510 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 45 remaining) [2022-10-16 12:58:12,511 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 45 remaining) [2022-10-16 12:58:12,511 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 45 remaining) [2022-10-16 12:58:12,511 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 45 remaining) [2022-10-16 12:58:12,511 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 45 remaining) [2022-10-16 12:58:12,511 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 45 remaining) [2022-10-16 12:58:12,512 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 45 remaining) [2022-10-16 12:58:12,512 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 45 remaining) [2022-10-16 12:58:12,512 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 45 remaining) [2022-10-16 12:58:12,512 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 45 remaining) [2022-10-16 12:58:12,513 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 45 remaining) [2022-10-16 12:58:12,513 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 45 remaining) [2022-10-16 12:58:12,513 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 45 remaining) [2022-10-16 12:58:12,513 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 45 remaining) [2022-10-16 12:58:12,514 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 45 remaining) [2022-10-16 12:58:12,514 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 45 remaining) [2022-10-16 12:58:12,514 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 45 remaining) [2022-10-16 12:58:12,514 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 45 remaining) [2022-10-16 12:58:12,515 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 45 remaining) [2022-10-16 12:58:12,515 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 45 remaining) [2022-10-16 12:58:12,515 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 45 remaining) [2022-10-16 12:58:12,515 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 12:58:12,520 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-10-16 12:58:12,524 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-16 12:58:12,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 12:58:12 BoogieIcfgContainer [2022-10-16 12:58:12,626 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 12:58:12,627 INFO L158 Benchmark]: Toolchain (without parser) took 9615.25ms. Allocated memory was 167.8MB in the beginning and 343.9MB in the end (delta: 176.2MB). Free memory was 132.2MB in the beginning and 194.2MB in the end (delta: -62.0MB). Peak memory consumption was 114.9MB. Max. memory is 8.0GB. [2022-10-16 12:58:12,628 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 167.8MB. Free memory is still 137.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 12:58:12,628 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2817.29ms. Allocated memory was 167.8MB in the beginning and 206.6MB in the end (delta: 38.8MB). Free memory was 131.9MB in the beginning and 110.6MB in the end (delta: 21.3MB). Peak memory consumption was 110.6MB. Max. memory is 8.0GB. [2022-10-16 12:58:12,629 INFO L158 Benchmark]: Boogie Procedure Inliner took 245.46ms. Allocated memory is still 206.6MB. Free memory was 110.6MB in the beginning and 98.5MB in the end (delta: 12.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-10-16 12:58:12,629 INFO L158 Benchmark]: Boogie Preprocessor took 240.25ms. Allocated memory is still 206.6MB. Free memory was 98.5MB in the beginning and 157.1MB in the end (delta: -58.6MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2022-10-16 12:58:12,630 INFO L158 Benchmark]: RCFGBuilder took 3022.74ms. Allocated memory was 206.6MB in the beginning and 343.9MB in the end (delta: 137.4MB). Free memory was 157.1MB in the beginning and 188.9MB in the end (delta: -31.8MB). Peak memory consumption was 109.8MB. Max. memory is 8.0GB. [2022-10-16 12:58:12,630 INFO L158 Benchmark]: TraceAbstraction took 3275.90ms. Allocated memory is still 343.9MB. Free memory was 188.4MB in the beginning and 194.2MB in the end (delta: -5.8MB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 12:58:12,632 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 167.8MB. Free memory is still 137.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 2817.29ms. Allocated memory was 167.8MB in the beginning and 206.6MB in the end (delta: 38.8MB). Free memory was 131.9MB in the beginning and 110.6MB in the end (delta: 21.3MB). Peak memory consumption was 110.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 245.46ms. Allocated memory is still 206.6MB. Free memory was 110.6MB in the beginning and 98.5MB in the end (delta: 12.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 240.25ms. Allocated memory is still 206.6MB. Free memory was 98.5MB in the beginning and 157.1MB in the end (delta: -58.6MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * RCFGBuilder took 3022.74ms. Allocated memory was 206.6MB in the beginning and 343.9MB in the end (delta: 137.4MB). Free memory was 157.1MB in the beginning and 188.9MB in the end (delta: -31.8MB). Peak memory consumption was 109.8MB. Max. memory is 8.0GB. * TraceAbstraction took 3275.90ms. Allocated memory is still 343.9MB. Free memory was 188.4MB in the beginning and 194.2MB in the end (delta: -5.8MB). There was no memory consumed. Max. memory is 8.0GB. * 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: 4774]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseAnd at line 4774. Possible FailurePath: [L5170-L5181] static char const __mod_author63[40] __attribute__((__used__, __unused__, __section__(".modinfo"), __aligned__(1))) = { (char const )'a', (char const )'u', (char const )'t', (char const )'h', (char const )'o', (char const )'r', (char const )'=', (char const )'V', (char const )'o', (char const )'j', (char const )'t', (char const )'e', (char const )'c', (char const )'h', (char const )' ', (char const )'P', (char const )'a', (char const )'v', (char const )'l', (char const )'i', (char const )'k', (char const )' ', (char const )'<', (char const )'v', (char const )'o', (char const )'j', (char const )'t', (char const )'e', (char const )'c', (char const )'h', (char const )'@', (char const )'s', (char const )'u', (char const )'s', (char const )'e', (char const )'.', (char const )'c', (char const )'z', (char const )'>', (char const )'\000'}; [L5182-L5197] static char const __mod_description64[53] __attribute__((__used__, __unused__, __section__(".modinfo"), __aligned__(1))) = { (char const )'d', (char const )'e', (char const )'s', (char const )'c', (char const )'r', (char const )'i', (char const )'p', (char const )'t', (char const )'i', (char const )'o', (char const )'n', (char const )'=', (char const )'C', (char const )'A', (char const )'T', (char const )'C', (char const )' ', (char const )'E', (char const )'L', (char const )'1', (char const )'2', (char const )'1', (char const )'0', (char const )'A', (char const )' ', (char const )'N', (char const )'e', (char const )'t', (char const )'M', (char const )'a', (char const )'t', (char const )'e', (char const )' ', (char const )'U', (char const )'S', (char const )'B', (char const )' ', (char const )'E', (char const )'t', (char const )'h', (char const )'e', (char const )'r', (char const )'n', (char const )'e', (char const )'t', (char const )' ', (char const )'d', (char const )'r', (char const )'i', (char const )'v', (char const )'e', (char const )'r', (char const )'\000'}; [L5198-L5202] static char const __mod_license65[12] __attribute__((__used__, __unused__, __section__(".modinfo"), __aligned__(1))) = { (char const )'l', (char const )'i', (char const )'c', (char const )'e', (char const )'n', (char const )'s', (char const )'e', (char const )'=', (char const )'G', (char const )'P', (char const )'L', (char const )'\000'}; [L5203-L5204] static char const driver_name[5] = { (char const )'c', (char const )'a', (char const )'t', (char const )'c', (char const )'\000'}; [L6129-L6176] static struct ethtool_ops const ops = {& catc_get_settings, (int (*)(struct net_device * , struct ethtool_cmd * ))0, & catc_get_drvinfo, (int (*)(struct net_device * ))0, (void (*)(struct net_device * , struct ethtool_regs * , void * ))0, (void (*)(struct net_device * , struct ethtool_wolinfo * ))0, (int (*)(struct net_device * , struct ethtool_wolinfo * ))0, (u32 (*)(struct net_device * ))0, (void (*)(struct net_device * , u32 ))0, (int (*)(struct net_device * ))0, & ethtool_op_get_link, (int (*)(struct net_device * ))0, (int (*)(struct net_device * , struct ethtool_eeprom * , u8 * ))0, (int (*)(struct net_device * , struct ethtool_eeprom * , u8 * ))0, (int (*)(struct net_device * , struct ethtool_coalesce * ))0, (int (*)(struct net_device * , struct ethtool_coalesce * ))0, (void (*)(struct net_device * , struct ethtool_ringparam * ))0, (int (*)(struct net_device * , struct ethtool_ringparam * ))0, (void (*)(struct net_device * , struct ethtool_pauseparam * ))0, (int (*)(struct net_device * , struct ethtool_pauseparam * ))0, (u32 (*)(struct net_device * ))0, (int (*)(struct net_device * , u32 ))0, (u32 (*)(struct net_device * ))0, (int (*)(struct net_device * , u32 ))0, (u32 (*)(struct net_device * ))0, (int (*)(struct net_device * , u32 ))0, (u32 (*)(struct net_device * ))0, (int (*)(struct net_device * , u32 ))0, (void (*)(struct net_device * , struct ethtool_test * , u64 * ))0, (void (*)(struct net_device * , u32 stringset , u8 * ))0, (int (*)(struct net_device * , enum ethtool_phys_id_state ))0, (void (*)(struct net_device * , struct ethtool_stats * , u64 * ))0, (int (*)(struct net_device * ))0, (void (*)(struct net_device * ))0, (u32 (*)(struct net_device * ))0, (int (*)(struct net_device * , u32 ))0, (u32 (*)(struct net_device * ))0, (int (*)(struct net_device * , u32 ))0, (u32 (*)(struct net_device * ))0, (int (*)(struct net_device * , u32 ))0, (int (*)(struct net_device * , int ))0, (int (*)(struct net_device * , struct ethtool_rxnfc * , void * ))0, (int (*)(struct net_device * , struct ethtool_rxnfc * ))0, (int (*)(struct net_device * , struct ethtool_flash * ))0, (int (*)(struct net_device * , u32 * ))0, (int (*)(struct net_device * , struct ethtool_rx_ntuple * ))0, (int (*)(struct net_device * , u32 stringset , void * ))0, (int (*)(struct net_device * , struct ethtool_rxfh_indir * ))0, (int (*)(struct net_device * , struct ethtool_rxfh_indir const * ))0, (void (*)(struct net_device * , struct ethtool_channels * ))0, (int (*)(struct net_device * , struct ethtool_channels * ))0, (int (*)(struct net_device * , struct ethtool_dump * ))0, (int (*)(struct net_device * , struct ethtool_dump * , void * ))0, (int (*)(struct net_device * , struct ethtool_dump * ))0}; [L6231-L6269] static struct net_device_ops const catc_netdev_ops = {(int (*)(struct net_device *dev ))0, (void (*)(struct net_device *dev ))0, & catc_open, & catc_stop, & catc_start_xmit, (u16 (*)(struct net_device *dev , struct sk_buff *skb ))0, (void (*)(struct net_device *dev , int flags ))0, (void (*)(struct net_device *dev ))0, & catc_set_multicast_list, & eth_mac_addr, & eth_validate_addr, (int (*)(struct net_device *dev , struct ifreq *ifr , int cmd ))0, (int (*)(struct net_device *dev , struct ifmap *map ))0, & eth_change_mtu, (int (*)(struct net_device *dev , struct neigh_parms * ))0, & catc_tx_timeout, (struct rtnl_link_stats64 *(*)(struct net_device *dev , struct rtnl_link_stats64 *storage ))0, (struct net_device_stats *(*)(struct net_device *dev ))0, (void (*)(struct net_device *dev , struct vlan_group *grp ))0, (void (*)(struct net_device *dev , unsigned short vid ))0, (void (*)(struct net_device *dev , unsigned short vid ))0, (void (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev , struct netpoll_info *info ))0, (void (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev , int queue , u8 *mac ))0, (int (*)(struct net_device *dev , int queue , u16 vlan , u8 qos ))0, (int (*)(struct net_device *dev , int vf , int rate ))0, (int (*)(struct net_device *dev , int vf , struct ifla_vf_info *ivf ))0, (int (*)(struct net_device *dev , int vf , struct nlattr **port ))0, (int (*)(struct net_device *dev , int vf , struct sk_buff *skb ))0, (int (*)(struct net_device *dev , u8 tc ))0, (int (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev , u16 xid , struct scatterlist *sgl , unsigned int sgc ))0, (int (*)(struct net_device *dev , u16 xid ))0, (int (*)(struct net_device *dev , u16 xid , struct scatterlist *sgl , unsigned int sgc ))0, (int (*)(struct net_device *dev , u64 *wwn , int type ))0, (int (*)(struct net_device *dev , struct sk_buff const *skb , u16 rxq_index , u32 flow_id ))0, (int (*)(struct net_device *dev , struct net_device *slave_dev ))0, (int (*)(struct net_device *dev , struct net_device *slave_dev ))0, (u32 (*)(struct net_device *dev , u32 features ))0, (int (*)(struct net_device *dev , u32 features ))0}; [L6270] static struct lock_class_key __key___9 ; [L6271] static struct lock_class_key __key___10 ; [L6272] static struct lock_class_key __key___11 ; [L6684-L6692] static struct usb_device_id catc_id_table[3] = { {(__u16 )3, (__u16 )1059, (__u16 )10, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {(__u16 )3, (__u16 )1059, (__u16 )12, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {(__u16 )3, (__u16 )2257, (__u16 )1, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}}; [L6695-L6710] static struct usb_driver catc_driver = {driver_name, & catc_probe, & catc_disconnect, (int (*)(struct usb_interface *intf , unsigned int code , void *buf ))0, (int (*)(struct usb_interface *intf , pm_message_t message ))0, (int (*)(struct usb_interface *intf ))0, (int (*)(struct usb_interface *intf ))0, (int (*)(struct usb_interface *intf ))0, (int (*)(struct usb_interface *intf ))0, (struct usb_device_id const *)(catc_id_table), {{{{{0U}, 0U, 0U, (void *)0, {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, (char const *)0, 0, 0UL}}}}, {(struct list_head *)0, (struct list_head *)0}}, {{(char const *)0, (struct bus_type *)0, (struct module *)0, (char const *)0, (_Bool)0, (struct of_device_id const *)0, (int (*)(struct device *dev ))0, (int (*)(struct device *dev ))0, (void (*)(struct device *dev ))0, (int (*)(struct device *dev , pm_message_t state ))0, (int (*)(struct device *dev ))0, (struct attribute_group const **)0, (struct dev_pm_ops const *)0, (struct driver_private *)0}, 0}, 0U, 0U, 0U}; [L6763] int LDV_IN_INTERRUPT ; [L6764] static int res_catc_open_15 ; [L6765] static int res_catc_stop_16 ; [L6766] static int res_catc_probe_17 ; [L6959] int ldv_urb_state = 0; [L6960] int ldv_coherent_state = 0; VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=0, ldv_urb_state=0, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0] [L6768] struct net_device *var_group1 ; [L6769] struct ethtool_drvinfo *var_group2 ; [L6770] struct ethtool_cmd *var_group3 ; [L6771] struct sk_buff *var_group4 ; [L6772] struct usb_interface *var_group5 ; [L6773] struct usb_device_id const *var_catc_probe_17_p1 ; [L6774] unsigned long var_catc_stats_timer_10_p0 ; [L6775] int tmp___7 ; [L6776] int ldv_s_catc_netdev_ops_net_device_ops ; [L6777] int ldv_s_catc_driver_usb_driver ; [L6778] int tmp___8 ; [L6779] int tmp___9 ; [L6782] LDV_IN_INTERRUPT = 1 [L6783] FCALL ldv_initialize() [L6784] CALL, EXPR catc_init() VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0] [L6714] int result ; [L6715] int tmp___7 ; [L6718] CALL, EXPR usb_register(& catc_driver) [L5088] int tmp___7 ; [L5091] CALL, EXPR usb_register_driver(driver, & __this_module, "catc") [L7209] return __VERIFIER_nondet_int(); [L5091] RET, EXPR usb_register_driver(driver, & __this_module, "catc") [L5091] tmp___7 = usb_register_driver(driver, & __this_module, "catc") [L5093] return (tmp___7); VAL [\result=0, __key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver={32:0}, driver={32:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, tmp___7=0] [L6718] RET, EXPR usb_register(& catc_driver) [L6718] tmp___7 = usb_register(& catc_driver) [L6719] result = tmp___7 VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, result=0, tmp___7=0] [L6721] COND TRUE result == 0 [L6727] return (result); VAL [\result=0, __key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, result=0, tmp___7=0] [L6784] RET, EXPR catc_init() VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_init()=0, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0] [L6784] tmp___7 = catc_init() [L6786] COND FALSE !(\read(tmp___7)) [L6790] ldv_s_catc_netdev_ops_net_device_ops = 0 [L6791] ldv_s_catc_driver_usb_driver = 0 VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_catc_driver_usb_driver=0, ldv_s_catc_netdev_ops_net_device_ops=0, ldv_urb_state=0, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, tmp___7=0] [L6793] COND TRUE 1 VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_catc_driver_usb_driver=0, ldv_s_catc_netdev_ops_net_device_ops=0, ldv_urb_state=0, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, tmp___7=0] [L6796] tmp___9 = __VERIFIER_nondet_int() [L6798] COND TRUE \read(tmp___9) VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_catc_driver_usb_driver=0, ldv_s_catc_netdev_ops_net_device_ops=0, ldv_urb_state=0, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, tmp___7=0, tmp___9=1] [L6807] tmp___8 = __VERIFIER_nondet_int() [L6809] COND FALSE !(tmp___8 == 0) VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_catc_driver_usb_driver=0, ldv_s_catc_netdev_ops_net_device_ops=0, ldv_urb_state=0, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, tmp___7=0, tmp___8=4, tmp___9=1] [L6812] COND FALSE !(tmp___8 == 1) VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_catc_driver_usb_driver=0, ldv_s_catc_netdev_ops_net_device_ops=0, ldv_urb_state=0, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, tmp___7=0, tmp___8=4, tmp___9=1] [L6815] COND FALSE !(tmp___8 == 2) VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_catc_driver_usb_driver=0, ldv_s_catc_netdev_ops_net_device_ops=0, ldv_urb_state=0, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, tmp___7=0, tmp___8=4, tmp___9=1] [L6818] COND FALSE !(tmp___8 == 3) VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_catc_driver_usb_driver=0, ldv_s_catc_netdev_ops_net_device_ops=0, ldv_urb_state=0, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, tmp___7=0, tmp___8=4, tmp___9=1] [L6821] COND TRUE tmp___8 == 4 VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_catc_driver_usb_driver=0, ldv_s_catc_netdev_ops_net_device_ops=0, ldv_urb_state=0, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, tmp___7=0, tmp___8=4, tmp___9=1] [L6881] CALL catc_start_xmit(var_group4, var_group1) [L5571] struct catc *catc ; [L5572] void *tmp___7 ; [L5573] unsigned long flags ; [L5574] int r ; [L5575] char *tx_buf ; [L5576] raw_spinlock_t *tmp___8 ; [L5577] __u16 tmp___9 ; [L5578] int tmp___10 ; VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={4294967299:57}, netdev={4294967299:57}, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, skb={4294967302:-5}, skb={4294967302:-5}] [L5581] CALL, EXPR netdev_priv((struct net_device const *)netdev) VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, dev={4294967299:57}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0] [L4928] return ((void *)((char *)dev + ((sizeof(struct net_device ) + 31UL) & 0x0fffffffffffffe0UL))); VAL [\result={4294967299:0}, __key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, dev={4294967299:57}, dev={4294967299:57}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0] [L5581] RET, EXPR netdev_priv((struct net_device const *)netdev) VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={4294967299:57}, netdev={4294967299:57}, netdev_priv((struct net_device const *)netdev)={4294967299:0}, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, skb={4294967302:-5}, skb={4294967302:-5}] [L5581] tmp___7 = netdev_priv((struct net_device const *)netdev) [L5582] catc = (struct catc *)tmp___7 [L5583] r = 0 VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc={4294967299:0}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={4294967299:57}, netdev={4294967299:57}, ops={26:0}, r=0, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, skb={4294967302:-5}, skb={4294967302:-5}, tmp___7={4294967299:0}] [L5586] COND TRUE 1 VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc={4294967299:0}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={4294967299:57}, netdev={4294967299:57}, ops={26:0}, r=0, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, skb={4294967302:-5}, skb={4294967302:-5}, tmp___7={4294967299:0}] [L5589] COND TRUE 1 VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc={4294967299:0}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={4294967299:57}, netdev={4294967299:57}, ops={26:0}, r=0, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, skb={4294967302:-5}, skb={4294967302:-5}, tmp___7={4294967299:0}] [L5592] CALL, EXPR spinlock_check(& catc->tx_lock) VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, lock={4294967299:28}, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0] [L4851] return (& lock->__annonCompField18.rlock); VAL [\result={4294967299:28}, __key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, lock={4294967299:28}, lock={4294967299:28}, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0] [L5592] RET, EXPR spinlock_check(& catc->tx_lock) VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc={4294967299:0}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={4294967299:57}, netdev={4294967299:57}, ops={26:0}, r=0, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, skb={4294967302:-5}, skb={4294967302:-5}, spinlock_check(& catc->tx_lock)={4294967299:28}, tmp___7={4294967299:0}] [L5592] tmp___8 = spinlock_check(& catc->tx_lock) [L5593] CALL, EXPR _raw_spin_lock_irqsave(tmp___8) VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, arg0={4294967299:28}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0] [L7104] return __VERIFIER_nondet_ulong(); [L5593] RET, EXPR _raw_spin_lock_irqsave(tmp___8) VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, _raw_spin_lock_irqsave(tmp___8)=4294967301, catc={4294967299:0}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={4294967299:57}, netdev={4294967299:57}, ops={26:0}, r=0, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, skb={4294967302:-5}, skb={4294967302:-5}, tmp___7={4294967299:0}, tmp___8={4294967299:28}] [L5593] flags = _raw_spin_lock_irqsave(tmp___8) [L5605] EXPR catc->tx_ptr [L5605] catc->tx_ptr = (((catc->tx_ptr - 1U) >> 6) + 1U) << 6 [L5606] EXPR catc->tx_idx [L5606] EXPR catc->tx_ptr [L5606] tx_buf = (char *)(catc->tx_buf[catc->tx_idx] + catc->tx_ptr) [L5607] catc->is_f5u011 VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc={4294967299:0}, catc->is_f5u011=257, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, flags=5, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={4294967299:57}, netdev={4294967299:57}, ops={26:0}, r=0, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, skb={4294967302:-5}, skb={4294967302:-5}, tmp___7={4294967299:0}, tmp___8={4294967299:28}, tx_buf={4294967299:-23026}] [L5607] COND TRUE catc->is_f5u011 [L5609] EXPR skb->len VAL [__key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc={4294967299:0}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, flags=5, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={4294967299:57}, netdev={4294967299:57}, ops={26:0}, r=0, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, skb={4294967302:-5}, skb={4294967302:-5}, skb->len=65538, tmp___7={4294967299:0}, tmp___8={4294967299:28}, tx_buf={4294967299:-23026}] [L5609] CALL __fswab16((__u16 )skb->len) VAL [\old(val)=2, __key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0] [L4774] ((int )val & 255) << 8 VAL [\old(val)=2, __key___10={29:0}, __key___11={30:0}, __key___9={28:0}, __this_module={4294967297:4294967298}, catc_driver={32:0}, catc_id_table={31:0}, catc_netdev_ops={27:0}, driver_name={25:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, ops={26:0}, res_catc_open_15=0, res_catc_probe_17=0, res_catc_stop_16=0, val=2] - UnprovableResult [Line: 5731]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5736]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5687]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5692]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7066]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7066]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5167]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5167]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5988]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5988]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 4774]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7036]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7036]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6861]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6861]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6045]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6045]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6047]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6047]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6433]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6437]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6440]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5141]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5141]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5141]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5141]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5144]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5144]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5144]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5144]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6535]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6535]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6537]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6537]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6576]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6576]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6904]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6904]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5969]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5969]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5971]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5971]: 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 37 procedures, 636 locations, 45 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 508 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 395 mSDsluCounter, 3313 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1535 mSDsCounter, 17 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 37 IncrementalHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17 mSolverCounterUnsat, 1778 mSDtfsCounter, 37 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=935occurred in iteration=3, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 28 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 151 NumberOfCodeBlocks, 151 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 103 ConstructedInterpolants, 0 QuantifiedInterpolants, 183 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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 12:58:12,684 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...